Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA MSRP: Was: Now: $299.95 Choose Options Compare Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 0433175275-R6 LB7 DURAMAX EXTRUDE-HONED NOZZLE - 2001-2004 6.6L - 44 LPM (SOLD INDIVIDUALLY) Turn up your LB7 the right way. Industrial Injection's Race 6 extrude-honed nozzle flows 44 LPM and is engineered, balanced, and tested for smooth fueling under big boost. Each new OE-spec nozzle... MSRP: Was: Now: $115.38 Choose Options Compare Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7 Feed big power the right way with the Exergy E04 10109 14mm Stroker CP3 – Race Series. Built on LBZ-based architecture and stroked to 14mm, this Exergy Performance CP3 delivers the high fuel... MSRP: Was: Now: $3,200.00 Choose Options Compare Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view MAHLE HS54580 CYLINDER HEAD GASKET SET FOR 01-04 GM DURAMAX LB7 MAHLE HS54580 is the OE-quality upper head set for the 2001–2004 GM 6.6L Duramax LB7 (VIN 1). It includes the critical top-end gaskets, O-rings, and RTV you need to reseal the heads and upper... MSRP: Was: Now: $274.56 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE Wehrli WCF100023 LB7 Fuel Pressure Relief Valve Delete Kit The WEHRLI WCF100023 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Delete Kit is designed to remove the factory High Pressure Fuel... MSRP: Was: Now: $72.75 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100190 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX wehrli custom fab wcf100190, lb7 duramax intake kit, 2001 2002 2003 2004 lb7 cold air intake, 4 inch duramax intake, lb7 air box upgrade, gm 6.6 duramax intake pipe, silverado sierra 2500hd 3500hd... MSRP: Was: Now: $528.65 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100300 2001-2004 LB7 DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 Improve airflow and maximize turbo efficiency with the WEHRLI CUSTOM FAB WCF100300 4" INTAKE KIT WITH AIR BOX STAGE 2 for the 2001-2004 LB7 Duramax. Designed and manufactured by Wehrli Custom... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION RTF26402 LB7 INJECTOR & RETURN KIT — 2001–2004 GM 6.6L DURAMAX (SERVICES 4 INJECTORS) Restore proper sealing on your LB7 with the INDUSTRIAL INJECTION RTF26402 Injector & Return Kit. This service kit includes the critical seals and washers needed during injector R&R on... MSRP: Was: Now: $17.44 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-07020 LB7 SCREW-IN INJECTOR CUPS - 2001-2004.5 6.6L DURAMAX Stop LB7 injector cup leaks for good. The Industrial Injection PDM-07020 screw-in (torque-lock) injector cups are a proven, long-term upgrade for the 2001-2004.5 GM 6.6L Duramax LB7. These threaded... MSRP: Was: Now: $942.79 Choose Options Compare Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 0928400535-IIS GM FCA - 2001-2004 6.6L DURAMAX LB7 Fix surging, loping idle, and rail pressure errors on your LB7 with the INDUSTRIAL INJECTION 0928400535-IIS Fuel Control Actuator (FCA), also known as the CP3 metering unit/MPROP. This OE-equivalent... MSRP: Was: Now: $194.93 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100648 2001-2004 LB7 DURAMAX 2IN STAINLESS PASSENGER SIDE UP PIPE WITH GASKETS (TWIN TURBO) The WEHRLI CUSTOM FAB WCF100648 2IN STAINLESS PASSENGER SIDE UP PIPE is engineered specifically for 2001-2004 LB7 Duramax twin turbo systems. Built from high-quality stainless steel, this passenger... MSRP: Was: Now: $334.65 Choose Options Compare Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1050141 INJECTOR INSTALL KIT 2001-2004 SILVERADO/SIERRA 2500/3500 6.6L LB7 DURAMAX The BD DIESEL 1050141 Injector Install Kit is the all-in-one solution for doing an injector install the right way on 2001–2004 GM 6.6L Duramax LB7 trucks. If you’re replacing injectors... MSRP: Was: Now: $834.95 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-07021K GM INJECTOR SCREW-IN CUPS - 2001-2004.5 6.6L DURAMAX LB7 - INCLUDES INSTALL TOOL & HARDWARE Lock down your LB7 injector cups for the long haul. INDUSTRIAL INJECTION's screw-in (torque-lock) cup kit replaces press-fit OEM cups that are known to pit, leak, and seize. This kit positively... MSRP: Was: Now: $1,364.74 Choose Options Compare Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION PDM-08377 GM LB7 INJECTOR HOLD DOWNS - 2001-2004 6.6L DURAMAX - BILLET W/ ARP BOLTS Lock your LB7 injectors down the right way. Industrial Injection's billet hold-downs for the 2001-2004 6.6L Duramax LB7 include heavy-duty ARP® bolts and a center-aligning washer for repeatable,... MSRP: Was: Now: $744.91 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT Take your 2001-2004 LB7 Duramax to the next level with the WEHRLI CUSTOM FAB WCF100489 S400 SINGLE TURBO INSTALL KIT. Engineered for serious horsepower applications, this kit allows Duramax owners to... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1715502 BD-BUILT DURAMAX LB7 INJECTOR STOCK REMAN (0986435502) – CHEVY/GMC 2001–2004 6.6L DURAMAX LB7 The BD DIESEL 1715502 BD-Built Duramax LB7 Injector is a premium remanufactured stock replacement fuel injector designed specifically for 2001–2004 Chevy/GMC 6.6L Duramax LB7 engines. This... MSRP: Was: Now: $257.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100590 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS SINGLE TURBO The WEHRLI CUSTOM FAB WCF100590 2IN STAINLESS UP PIPE KIT is a high-quality exhaust upgrade designed specifically for 2001-2004 Chevrolet and GMC LB7 Duramax trucks equipped with a single turbo setup... MSRP: Was: Now: $619.83 Choose Options Compare Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1036600 HIGH IDLE CONTROL FOR 2001–2004 CHEVY/GMC DURAMAX LB7 The BD DIESEL 1036600 High Idle Control gives you reliable adjustable idle performance for your 2001–2004 Chevy/GMC Duramax LB7 diesel truck. This high idle control switch taps into the factory... MSRP: Was: Now: $46.95 Choose Options Compare Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view ARP 100-7531 VALVE COVER BOLT KIT – 12-POINT FOR 2001–2004 GM 6.6L DURAMAX LB7 ARP 100-7531 Valve Cover Bolt Kit – 12-Point for 2001–2004 GM 6.6L Duramax LB7 Lock down your LB7 valve covers the right way. The ARP 100-7531 12-point valve cover bolt kit delivers the... MSRP: Was: Now: $83.41 Choose Options Compare Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1050140 INJECTOR LINE SET FOR CHEVY/GMC DURAMAX 6.6L LB7 2001–2004 2500/3500 The BD DIESEL 1050140 Injector Line Set is a direct, OEM-style replacement injector feed line kit engineered for Chevy/GMC Duramax 6.6L LB7 engines (2001–2004). These zinc-plated fuel injector... MSRP: Was: Now: $475.95 Choose Options Compare Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1724502 BD-BUILT DURAMAX LB7 PREMIUM STOCKPLUS INJECTOR (0986435502) FOR CHEVY/GMC 6.6L 2001–2004 The BD DIESEL 1724502 Premium StockPlus Injector is a high-quality remanufactured fuel injector engineered for the 2001–2004 Chevy/GMC 6.6L Duramax LB7. Built using OE procedures with new Bosch... MSRP: Was: Now: $372.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT Upgrade your 2001-2004 LB7 Duramax with the WEHRLI CUSTOM FAB WCF100478 S300 SINGLE TURBO INSTALL KIT, a premium performance solution engineered for serious horsepower, airflow efficiency, and... MSRP: Was: Now: $3,196.15 Choose Options Compare Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 0986437303DD DOUBLE DRAGON 120% CP3 - 2001-2004 GM 6.6L DURAMAX LB7 Make big fuel and keep rail pressure happy with the Industrial Injection Double Dragon 120% CP3 (Part # 0986437303DD) for the 2001-2004 GM 6.6L Duramax LB7. Built from a Bosch-based reman and... MSRP: Was: Now: $2,036.95 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view WEHRLI CUSTOM FAB WCF100589 2001-2004 LB7 DURAMAX 2IN STAINLESS UP PIPE KIT WITH GASKETS TWIN TURBO The WEHRLI CUSTOM FAB WCF100589 2IN STAINLESS UP PIPE KIT is designed specifically for 2001-2004 LB7 Duramax twin turbo setups, delivering improved exhaust flow, durability, and reliability compared... MSRP: Was: Now: $619.83 Choose Options Compare Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 INDUSTRIAL INJECTION 432403 GM BAG OF PARTS FOR 2001-2004 6.6L DURAMAX LB7 The Industrial Injection 432403 GM Bag of Parts is a complete solution for anyone rebuilding or upgrading their 2001-2004 GM... MSRP: Was: Now: $487.86 Choose Options Compare Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view BD DIESEL 1047116 TURBO TURNBUCKLE 5/16NF ROD W/PIN – 2001–2004 DURAMAX LB7 (AFTERMARKET TURBO OR WASTEGATE) The BD DIESEL 1047116 Turbo Turnbuckle is the easiest way to fine-tune wastegate adjustment on 2001–2004 GM Duramax LB7 applications running an aftermarket turbo or external wastegate. Designed... MSRP: Was: Now: $60.95 Choose Options Compare Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view MBRP GM8425 BLK SERIES 3" TURBO DOWN PIPE FOR 2001–2004 SILVERADO/SIERRA 2500/3500 6.6L DURAMAX (LB7) Open up your LB7 Duramax with the MBRP GM8425 3" Turbo Down Pipe (Armor BLK). This mandrel-bent, black-coated aluminized steel downpipe replaces the restrictive factory unit to improve turbo spool,... MSRP: Was: Now: $314.99 Choose Options Compare Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected × OK
Quick view DTECH DT660020 FUEL RETURN LINE KIT 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660020 Fuel Return Line Kit is the perfect solution for ensuring that your 2001-2004.5 GM 6.6L Duramax LB7 engine runs smoothly and efficiently. This Fuel Injection Return Line Gasket Kit... MSRP: Was: Now: $10.09 Choose Options Compare Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected
Quick view DTECH DT660001R REMANUFACTURED INJECTOR 2001-2004 GM 6.6L DURAMAX LB7 The DTECH DT660001R Remanufactured Injector for 2001-2004 GM 6.6L Duramax LB7 is a top-quality replacement injector designed to meet the demands of your vehicle with precision and reliability... MSRP: Was: Now: $237.36 Choose Options Compare Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected
Quick view WEHRLI CUSTOM FAB WCF100570 2001-2004 LB7 DURAMAX S400 / STOCK TWIN (COMPOUND) TURBO KIT The WEHRLI CUSTOM FAB WCF100570 S400 / STOCK TWIN (COMPOUND) TURBO KIT is engineered to transform the 2001-2004 LB7 Duramax into a high-horsepower compound turbo diesel platform capable of extreme... MSRP: Was: Now: $3,424.10 Choose Options Compare Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next Compare Selected
Quick view BD DIESEL 1043803 UP-PIPE PASSENGER SIDE CHEVY 2001–2004 LB7 6.6L DURAMAX 2500/3500 SILVERADO/SIERRA The BD DIESEL 1043803 Up-Pipe Passenger Side is a durable, high-performance replacement for the factory exhaust up-pipe on Chevy/GMC 2001–2004 LB7 6.6L Duramax 2500/3500 trucks. Factory... MSRP: Was: Now: $299.95 Choose Options Compare Previous 1 2 3 4 5 6 7 8 9 10 Next Previous 1 2 3 4 5 6 7 8 9 10 Next