ENGINE PARTS / ACCESSORIES
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CAMSHAFTS
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CONNECTING RODS
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CRATE ENGINES
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CYLINDER HEADS
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EXHAUST MANIFOLDS
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EXTERNAL ENGINE COMPONENTS
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GASKETS & SEALS
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GIRDLE
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GLOW PLUGS
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HARMONIC DAMPER
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MAIN BEARINGS
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OIL PUMP
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PISTONS / RINGS
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PUSHRODS
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REBUILD KITS
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ROCKER ARMS
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ROD BEARINGS
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STUDS / BOLTS
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VALVE SPRINGS / RETAINERS
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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PPE 119000515 ENGINE COOLANT THERMOSTAT HOUSING - DUAL SENSOR 2007.5-2010 GM 6.6L DURAMAX LMM
PACIFIC PERFORMANCE ENGINEERING
$269.99Corrosion is often seen on this stock part as they age out. This can lead to blockage and reduced cooling capability. Replace your corroded OEM thermostat housing bridge with the PPE high-strength, cast-aluminum Thermostat Housing. This high-quality...$269.99 -
PPE 119000530 THERMOSTAT HOUSING COVER RAW 2001-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$107.99Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...$107.99 -
PPE 119000533 THERMOSTAT HOUSING COVER POLISHED 2001-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$107.99Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...$107.99 -
PPE 119000540 THERMOSTAT HOUSING COVER RAW 2004-2010 GM 6.6L DURAMAX LLY/LMM
PACIFIC PERFORMANCE ENGINEERING
$107.99Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...$107.99 -
PPE 119000543 THERMOSTAT HOUSING COVER LLY LBZ LMM - POLISHED 2004-2010 GM 6.6L DURAMAX LLY/LBZ/LMM
PACIFIC PERFORMANCE ENGINEERING
$107.99Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...$107.99 -
PPE 119000630 COOLANT BYPASS TUBE - WATER PUMP TO THERMOSTAT HOUSING 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$116.99Specifically designed for use with the factory water pump. Fully polished 304 stainless steel construction looks great and prevents corrosion. The OEM mild steel pipe rusts and eventually leaks.$116.99 -
PPE 119000730 COOLANT BYPASS TUBE - WATER PUMP TO THERMOSTAT HOUSING 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$116.99Specifically designed for use with the factory water pump. Fully polished 304 stainless steel construction looks great and prevents corrosion. The OEM mild steel pipe rusts and eventually leaks.$116.99 -
PPE 119000820 COOLANT BLOCK-OFF PLATE - BILLET ALUMINUM - BLACK 2001-2020 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$53.99The OEM block off plate uses a gasket and can leak over time. The PPE billet block off plate is thicker and uses an O-ring seal. The O-ring is made from Viton more maximum longevity. The PPE billet block off plate installs using the OEM fasteners.$53.99 -
PPE 119001000 ENGINE COOLANT RETURN PIPE-304SS RAW 2001-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$89.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$89.99 -
PPE 119001030 ENGINE COOLANT RETURN PIPE-304SS POLISHED 2001-2004 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$98.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$98.99 -
PPE 119001100 ENGINE COOLANT RETURN PIPE-304SS RAW 2004.5-2005 GM DURAMAX 6.6L LLY
PACIFIC PERFORMANCE ENGINEERING
$89.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$89.99 -
PPE 119001130 ENGINE COOLANT RETURN PIPE-304SS POLISHED 2004.5-2005 GM DURAMAX 6.6L LLY
PACIFIC PERFORMANCE ENGINEERING
$98.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$98.99 -
PPE 119001200 ENGINE COOLANT RETURN PIPE 304SS RAW 2006-2007 GM DURAMAX 6.6L LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$89.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$89.99 -
PPE 119001230 ENGINE COOLANT RETURN PIPE-304SS POLISHED 2006-2010 GM DURAMAX 6.6L LBZ/LMM
PACIFIC PERFORMANCE ENGINEERING
$98.99Specifically designed for use in conjunction with the factory thermostat housing. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and eventually leaking. Allows for installation of factory...$98.99 -
PPE 119020009 HEATER HOSE CONNECTOR-STAINLESS STEEL 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
PACIFIC PERFORMANCE ENGINEERING
$22.49The plastic HVAC heater hose connectors are a common failure point when the older part fatigues from heat and vibration. This PPE Stainless Steel Heater Hose Connector will provide excellent durability and corrosion resistance for the life of your...$22.49 -
PPE 119030100 COOLANT TUBE PUMP TO OIL COOLER 304 STAINLESS STEEL RAW 2001-2023 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$197.99Specifically designed for use in conjunction with the factory oil cooler filter housing. This coolant pipe is custom fabricated with a heavy-duty flange. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone...$197.99 -
PPE 119030130 COOLANT TUBE PUMP TO OIL COOLER 304 STAINLESS STEEL POLISHED 2001-2023 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$197.99Specifically designed for use in conjunction with the factory oil cooler filter housing. This coolant pipe is custom fabricated with a heavy-duty flange. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone...$197.99 -
PPE 119100100 FAN CLUTCH DELETE NUT 2001-2022 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML/L5P
PACIFIC PERFORMANCE ENGINEERING
$35.992001-2022 GM 6.6L Duramax Fan Clutch Delete Nut$35.99 -
PPE 149000124 HEAT / SOUND INSULATOR FIREWALL-GOLD 2001-2007 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Diesel engines produce a lot of heat, especially in high-output situations like towing, racing, and light-to-light driving. Time to upgrade your tattered, dirty firewall insulation with the brand new PPE Insulator Firewall. Create a barrier between you...$269.99 -
PPE 149000135 HEAT / SOUND INSULATOR FIREWALL-SILVER 2001-2007 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Diesel engines produce a lot of heat, especially in high-output situations like towing, racing, and light-to-light driving. Time to upgrade your tattered, dirty firewall insulation with the brand new PPE Insulator Firewall. Create a barrier between you...$269.99 -
PPE 149002000 HEAT SHIELD BATTERY SIDE POST GOLD UNIVERSAL
PACIFIC PERFORMANCE ENGINEERING
$26.99Fits 2001-2007 GM Duramax LB7, LLY, LBZ Fits group 24, 34, 36R, 40R, 41, 64, 74, 78, 91, and 98R Batteries with side terminals, which are equivalent to batteries with 32.5 Inch - 37 Inch circumference. Full dimensions (LxWxH): 37.5 Inch x 6.25 Inch x 0...$26.99 -
PPE 168030140 ENGINE MOUNT KIT - 40 HARDNESS BLUE 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Stock engine mounts fail over time as bushings deteriorate. This causes vibration and engine noise to become more pronounced. Degradation is accelerated in high-power engine applications. PPE High-Performance Silicone Engine Mount Kits are engineered to...$269.99 -
PPE 168030144 SILICONE BUSHINGS - 40 HARDNESS BLUE 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$80.99Silicone Bushings - 40 Hardness$80.99 -
PPE 168030150 ENGINE MOUNT KIT 50 HARDNESS GREEN 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Stock engine mounts fail over time as bushings deteriorate. This causes vibration and engine noise to become more pronounced. Degradation is accelerated in high-power engine applications. PPE High-Performance Silicone Engine Mount Kits are engineered to...$269.99 -
PPE 168030154 SILICONE BUSHINGS - 50 HARDNESS GREEN 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$80.99Silicone Bushings - 50 Hardness$80.99 -
PPE 168030160 ENGINE MOUNT KIT 60 HARDNESS YELLOW 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Stock engine mounts fail over time as bushings deteriorate. This causes vibration and engine noise to become more pronounced. Degradation is accelerated in high-power engine applications. PPE High-Performance Silicone Engine Mount Kits are engineered to...$269.99 -
PPE 168030164 HIGH-PERFORMANCE SILICONE BUSHING - 60 HARDNESS YELLOW 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$80.99High-performance Silicone Bushing - 60 Hardness Yellow$80.99 -
PPE 168030170 ENGINE MOUNT KIT 70 HARDNESS RED 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$269.99Stock engine mounts fail over time as bushings deteriorate. This causes vibration and engine noise to become more pronounced. Degradation is accelerated in high-power engine applications. PPE High-Performance Silicone Engine Mount Kits are engineered to...$269.99 -
PPE 168030174 HIGH-PERFORMANCE SILICONE BUSHING - 70 HARDNESS RED 2001-2010 GM 6.6L DURAMAX LB7/LLY/LBZ
PACIFIC PERFORMANCE ENGINEERING
$80.99Silicone Bushings - 70 Hardness$80.99 -
WEHRLI WCF100134 2020-2024 L5P DURAMAX WCFAB X PPE HIGH-CAPACITY CAST ALUMINUM ENGINE OIL PAN
WEHRLI CUSTOM FABRICATION
$493.73WCFab X PPE's 2020-2024 L5P Duramax High-Capacity Cast Aluminum Engine Oil Pan replaces the poorly draining stock oil pan with this flat bottom high capacity oil pan. The stock pan has a valley in the pan that retains over half a quart of your dirtiest...$493.73 -
WEHRLI WCF100133 2017-2019 L5P DURAMAX WCFAB X PPE HIGH-CAPACITY CAST ALUMINUM ENGINE OIL PAN
WEHRLI CUSTOM FABRICATION
$484.03WCFab X PPE's 2017-2019 L5P Duramax High-Capacity Cast Aluminum Engine Oil Pan replaces the poorly draining stock oil pan with this flat bottom high capacity oil pan. The stock pan has a valley in the pan that retains over half a quart of your dirtiest...$484.03 -
WEHRLI WCF 100132 2011-2016 LML DURAMAX WCFAB X PPE HIGH-CAPACITY CAST ALUMINUM ENGINE OIL PAN
WEHRLI CUSTOM FABRICATION
$396.73WCFab X PPE's 2011-2016 LML Duramax High-Capacity Cast Aluminum Engine Oil Pan replaces the poorly draining stock steel oil pan with this flat bottom high capacity oil pan. The stock pan has a valley in the design that sucks in nearly a quart of your...$396.73 -
WEHRLI WCF100131 2001-2010 LB7/LLY/LBZ/LMM DURAMAX WCFAB X PPE HIGH-CAPACITY CAST ALUMINUM OIL PAN
WEHRLI CUSTOM FABRICATION
$367.63WCFab X PPE's 2001-2010 LB7/LLY/LBZ/LMM Duramax High-Capacity Cast Aluminum Engine Oil Pan replaces the poorly draining stock steel oil pan with this flat bottom high capacity oil pan. The stock pan has a valley in the design that sucks in nearly a quart...$367.63 -
INDUSTRIAL INJECTION RTF26402 DURAMAX LB7 INJECTOR AND RETURN KIT (SERVICES 4 INJECTORS) 2001-2004 GM DURAMAX 6.6L LB8
INDUSTRIAL INJECTION
$17.44INJECTOR INSTALL SEAL KIT Kit includes return line seals as well as injector o-rings and copper gasket at base of injector. Each kit will service 4 injectors, you will need two of these for a complete injector job. SERVICES FOUR INJECTORS$17.44 -
ATS 204-900-4248 PULSE FLOW EXHAUST MANIFOLD KIT 2001-2004 DURAMAX 6.6L LB7
ATS DIESEL
$1,053.88ATS Pulse Flow Exhaust Manifolds for the 2001 to 2004 6.6L Duramax offer far less restriction than stock manifolds and up-pipes. Channel areas were increased dramatically resulting in a 26 percent increase in airflow. Not only will the Pulse Flow...$1,053.88 -
AFE 46-71080A aFe POWER Street Series Engine Oil Pan Raw w/ Machined Fins 11-16 GM Diesel Trucks V8-6.6L (td)
AFE POWER
$435.00Increased Oil Capacity:This oil pan has an increased oil capacity of approximately one quart over stock for better performance over a longer duration. Heater Port:Pre-tapped with a 1/2” NPT port, this pan is designed to accept standard oil heaters...$435.00 -
AFE 46-71070A aFe POWER Street Series Engine Oil Pan Raw w/ Machined Fins GM Diesel Trucks 01-10 V8-6.6L (td)
AFE POWER
$435.00Increased Oil Capacity:This oil pan has an increased oil capacity of approximately one quart over stock for better performance over a longer duration. Heater Port:Pre-tapped with a 1/2” NPT port, this pan is designed to accept standard oil heaters...$435.00 -
AFE 79-12002 Oil Cap - OVERSTOCK GM Diesel Trucks 01-16 V8-6.6L (td)
AFE POWER
$85.00This all "NEW" aFe oil cap gives styling a whole new aspect. Machined from durable CNC 6061-T6 billet aluminum for maximum strength and durability. This oil cap features eye-catching black chrome screws and a flawless matte black finish. Equipped with a...$85.00 -
AFE 46-71080B aFe POWER Pro Series Engine Oil Pan Black w/ Machined Fins 11-16 GM Diesel Trucks V8-6.6L (td)
AFE POWER
$478.17Increased Oil Capacity:This oil pan has an increased oil capacity of approximately one quart over stock for better performance over a longer duration. Heater Port:Pre-tapped with a 1/2” NPT port, this pan is designed to accept standard oil heaters...$478.17 -
AFE 46-71070B aFe POWER Pro Series Engine Oil Pan Black w/ Machined Fins GM Diesel Trucks 01-10 V8-6.6L (td)
AFE POWER
$478.17Increased Oil Capacity:This oil pan has an increased oil capacity of approximately one quart over stock for better performance over a longer duration. Heater Port:Pre-tapped with a 1/2” NPT port, this pan is designed to accept standard oil heaters...$478.17 -
BD DIESEL 1041460 EXHAUST MANIFOLD - DRIVERS SIDE 2001-2010 GM DURAMAX 6.6L LB7 / LLY / LBZ / LMM
BD DIESEL
$190.95The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces factory driver's side "pinched down" unit, restoring exhaust flow and balances the V8 engine for smother running. Made from high-silicon ductile iron, the Full Bore is a direct,...$190.95 -
BD DIESEL 1050141 FUEL INJECTOR INSTALL KIT 2001-2004 GM DURAMAX 6.6L LB7
BD DIESEL
$769.95All in one kit for doing an injector install on an LB7 Duramax engine. Includes injector line set, valve cover gasket set, injector O-rings and seal washers, silicone sealant, and Permatex Red high-temp thread locker. FEATURES High quality gaskets...$769.95 -
GATOR FASTENERS HDB66 HARMONIC DAMPER BOLT 2001-2019 DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
GATOR FASTENERS
$29.99If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fasteners. Fitment Notes: 2001-2019 Chevy Duramax 6.6L 2001-2019 GMC Duramax 6.6L$29.99 -
GATOR FASTENERS HSK6265 HEAVY DUTY HEAD STUD KIT 1982-2000 GM DIESEL 6.2L/6.5L
GATOR FASTENERS
$289.99If you are wanting to keep your 6.2L or 6.5L Chevy/GMC Diesel on the road for the long haul, you need to replace your head bolts with upgraded head studs. These head studs have a much higher strength and will not stretch like the factory bolts will...$289.99 -
GATOR FASTENERS HSK66 HEAVY DUTY HEAD STUD KIT 2001-2016 GM DURAMAX LB7/LLY/LBZ/LMM/LML
GATOR FASTENERS
$524.99If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need to replace your head bolts with upgraded head studs. The Gator Fasteners Head Stud Kit is a must have in any high performance 2001-2016 GM 6.6L Duramax. To overcome head...$524.99 -
GATOR FASTENERS HSK66L5P HEAVY DUTY HEAD STUD KIT 2017-2021 GM DURAMAX 6.6L L5P
GATOR FASTENERS
$574.99If you are wanting to keep your LP5 6.6L Duramax on the road for the long haul, you need to replace your head bolts with upgraded head studs. These head studs have a much higher strength and will not stretch like the factory bolts will. This will help...$574.99 -
GATOR FASTENERS MSK667Y HEAVY DUTY MAIN STUD KIT 2001-2005 GM DURAMAX 6.6L LB7/LLY
GATOR FASTENERS
$234.99Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a daily driver. These fasteners have a much higher strength and will not stretch like the factory bolts...$234.99 -
GATOR FASTENERS MSK66ZM HEAVY DUTY MAIN STUD KIT 2006-2010 GM DURAMAX 6.6L LLY/LBZ/LMM
GATOR FASTENERS
$234.99Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a daily driver. These fasteners have a much higher strength and will not stretch like the factory bolts...$234.99 -
GATOR FASTENERS RBK66 HEAVY DUTY ROD BOLT KIT 2001-2010 GM DURAMAX LB7/LLY/LBZ/LMM
GATOR FASTENERS
$209.99Siverado/Sierra 2500/3500 2001-10 6.6L Heavy Duty Rod Bolt Kit Gator Fasteners If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fastener Rod Bolts. These head studs have a much...$209.99 -
BANKS 42737 BIG HOSS RACING INTAKE MANIFOLD SYSTEM NATURAL 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
BANKS
$2,079.00Part of the Banks Racing line. The only purpose-built cast manifolds created for a Duramax. Provides tremendous flow and uniform air distribution. A Banks Racing product proven in the Banks Duramax Sidewinder S-10 diesel drag truck, the Big Hoss Intake...$2,079.00 -
BD DIESEL 1036758 E-PAS POSITIVE AIR SHUT-OFF 2007.5-2015 GM 6.6L DURAMAX LMM / LGH
BD DIESEL
$679.95Like a fire extinguisher in your house, or an earthquake kit, it's always better to be prepared. Although rare, Diesel Engine Runaway is caused when external hydrocarbons are drawn into the engine and can cause overspeeding and catastrophic engine...$679.95 -
XDP XD385 ROCKER ARM SHAFTS 2001-2019 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML/L5P
XTREME DIESEL PERFORMANCE
$484.95The XDP Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the 2001-2019 GM 6.6L Duramax engines. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can...$484.95 -
XDP XD384 BILLET ROCKER ARM VALVE BRIDGE SET 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
XTREME DIESEL PERFORMANCE
$459.95The XDP Billet Rocker Arm Valve Bridge Set XD384 will greatly improve the factory valvetrain in your modified 2001-2016 GM 6.6L Duramax. The OE rocker arm bridges in your valvetrain were designed for stock output levels. Once modified, your Duramax...$459.95 -
XDP XD350 WRINKLE BLACK HD HIGH OUTPUT ALTERNATOR 2011-2019 GM DURAMAX 6.6L LML/L5P
XTREME DIESEL PERFORMANCE
$565.95Enhance the charging system in your 2011-2019 GM 6.6L Duramax with the XDP Wrinkle Black HD High Output Alternator XD350. While many Duramax owners upgrade their truck for performance, the charging system is often overlooked until there is an issue...$565.95 -
XDP XD351 WRINKLE BLACK HD HIGH OUTPUT ALTERNATOR 2007.5-2010 GM DURAMAX 6.6L LMM
XTREME DIESEL PERFORMANCE
$399.95The XDP Wrinkle Black HD High Output Alternator XD351 improves the capability of the charging system in your 2007.5-2010 GM 6.6L Duramax LMM and also increases underhood aesthetics. The LMM Duramax is known as an easy to modify workhorse, but the...$399.95 -
XDP XD355 WRINKLE BLACK HD HIGH OUTPUT ALTERNATOR 2001-2007 GM DURAMAX 6.6L LB7/LLY
XTREME DIESEL PERFORMANCE
$419.95Increase the output of the charging system in your 2001-2007 GM 6.6L Duramax with the XDP Wrinkle Black HD High Output Alternator XD355. The Duramax engine is a known powerhouse that is easy to modify, but the charging system is often forgotten about...$419.95 -
XDP XD344 BILLET COOLANT BLOCK-OFF PLATE 2001-2022 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML/L5P
XTREME DIESEL PERFORMANCE
$64.95Put the XDP Billet Coolant Block-Off Plate XD344 in your 2011-2017 GM 6.6L Duramax to permanently eliminate coolant leaks from the rear housing on your LML and L5P engine. The factory cover uses a gasket and over time the plate can warp, and the gaskets...$64.95 -
XDP XD224 220 AMP ALTERNATOR HIGH OUTPUT 2001-2007 GM DURAMAX 6.6L LB7/LLY
XTREME DIESEL PERFORMANCE
$299.95Common add-on accessories like plows, on-board air compressors, horn kits, off-road lighting and even performance electronics can max out the capabilities of your factory charging system. Increase charging system reliability and output while alleviating...$299.95 -
XDP XD250 GEAR REDUCTION STARTER WRINKLE BLACK 1982-2000 GM DIESEL 6.2L/6.5L
XTREME DIESEL PERFORMANCE
$369.95You can rely on the XDP Wrinkle Black HD Gear Reduction Starter XD250 to get your 1982-2000 GM 6.2L/6.5L GM Diesel running in the most extreme environments. XDPs HD Gear Reduction Starters are faster, stronger, and more durable than your factory starter...$369.95 -
XDP XD251 GEAR REDUCTION STARTER WRINKLE BLACK 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM
XTREME DIESEL PERFORMANCE
$299.95You can rely on the XDP Wrinkle Black HD Gear Reduction Starter XD251 to get your 2001-2019 GM 6.6L Duramax running in the most extreme environments. XDP's HD Gear Reduction Starters are faster, stronger, and more durable than your factory starter. This...$299.95 -
XDP XD315 3/8 INCH STREET PERFORMANCE PUSHRODS 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM
XTREME DIESEL PERFORMANCE
$345.95The XDP Pushrods 3/8 inch Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in your Duramax engine can hardly handle stock output levels. The increased cylinder pressure, high...$345.95 -
XDP XD316 7/16 INCH COMPETITION & RACE PERFORMANCE PUSHRODS 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM
XTREME DIESEL PERFORMANCE
$378.95Restore lost power from the valvetrain in your 2001-2016 GM 6.6L Duramax with the XDP Pushrods 7/16 inch Competition & Race Performance XD316. The factory pushrods in your Duramax engine are not adequate to handle the stress from your modified engine...$378.95 -
XDP XD331 CRANKSHAFT PIN KIT 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM
XTREME DIESEL PERFORMANCE
$159.95Avoid catastrophic engine failure from a sheared dowel pin in your 2001-2016 GM 6.6L Duramax with the XDP Duramax Crankshaft Pin Kit XD331. From the factory, your Duramax uses a dowel pin on the crankshaft to hold the balancer in place. In both stock and...$159.95 -
WEHRLI WCF100373 17-22 L5P DURAMAX BILLET EXHAUST MANIFOLD KIT W/ GASKETS AND ARP HARDWARE
WEHRLI CUSTOM FABRICATION
$1,450.15WCFab’s 2017-2024 Duramax Billet Exhaust Manifolds with EGR Riser Flange replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components designed to enhance exhaust flow characteristics, improving turbo...$1,450.15 -
WEHRLI WCF100363 01-16 CHEVROLET DURAMAX EXHAUST MANIFOLD KIT W/ GASKETS & HARDWARE
WEHRLI CUSTOM FABRICATION
$1,289.13WCFab’s 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components designed to enhance exhaust flow characteristics, improving turbo spool up, lowering EGTs...$1,289.13 -
WEHRLI WCF100189 04.5-2010 DURAMAX LLY/LBZ/LMM CRANKCASE VENT (PCV) FITTING KIT - BILLET BLACK ANODIZED
WEHRLI CUSTOM FABRICATION
$44.62Replace the fragile plastic OEM fittings on the top of your 2004.5-2010 LLY/LBZ/LMM Duramax engine which are prone to damage with these high quality, black anodized, CNC machined billet aluminum fittings from WCFab. No tuning required. - Kit...$44.62 -
WEHRLI WCF100443 2001+ GM DURAMAX LB7/LLY/LBZ/LMM/LML/L5P BILLET OIL FILL CAP - BLACK ANODIZED
WEHRLI CUSTOM FABRICATION
$49.47Clean up the engine bay of your 2001-2024 Duramax with this Billet Aluminum Black Anodized Oil Fill Cap from WCFab. This is a complete cap, not a cover. Direct OEM replacement for the factory plastic part. Includes o-ring seal and machined cam lock...$49.47 -
WEHRLI WCF100442 2001+ GM DURAMAX LB7/LLY/LBZ/LMM/LML/L5P BILLET OIL FILL CAP - CLEAR ANODIZED
WEHRLI CUSTOM FABRICATION
$49.47Clean up the engine bay of your 2001-2024 Duramax with this Billet Aluminum Clear Anodized Oil Fill Cap from WCFab. This is a complete cap, not a cover. Direct OEM replacement for the factory plastic part. Includes o-ring seal and machined cam lock...$49.47 -
WEHRLI WCF100796 06-10 LBZ/LMM DURAMAX MAP SENSOR SEAL & BRACKET
WEHRLI CUSTOM FABRICATION
$15.52Map Sensor Seal and Bracket commonly needed on later year LMM's when installing WCFab y-bridge or turbo kits. If your Map sensor is connected to your intake manifold via a hose and IS NOT directly bolted to the intake manifold, then you will need this...$15.52 -
FLEECE FPE-HAR-MU-PT-1 REPLACEMENT SENSOR CONNECTOR WITH PIGTAIL| 2001-2022 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML/L5P | 2003-2018 CUMMINS 5.9L/6.7L 24V
FLEECE PERFORMANCE
$37.99Replacement connector with 4.5" pigtail for use in multiple locations on the Duramax, Ram with Cummins, and other GM vehicles. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get...$37.99 -
FLEECE FPE-HAR-CP3-EXT CP3 REGULATOR EXTENSION HARNESS FOR 45246 2011-2016 GM DURAMAX 6.6L LML
FLEECE PERFORMANCE
$29.99Regulator extension harness for use with Bosch CP3's used in 6.6L Duramax applications. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement...$29.99 -
FLEECE FPE-DMAX-OC-BLU OIL CAP BLUE 2001-2016 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
FLEECE PERFORMANCE
$39.99Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your OEM cover. 2001-2016 Duramax Oil Cap Blue Prop 65 WARNING: Cancer & Reproductive Harm...$39.99 -
FLEECE FPE-DUR-S2-PROD STAGE 2 PUSHRODS, 0.875 INCH 2001-2019 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML/L5P
FLEECE PERFORMANCE
$490.19Upgraded 7/16” diameter pushrods for GM’s Duramax 6.6L diesel engines. Produced from 4130 chrome molybdenum steel and heat treated to Rockwell Rc60 for outstanding strength and rigidity. These pushrods are designed to stand up to...$490.19 -
FLEECE FPE-BRAB-D1 BILLET ROCKER ARM BRIDGE SET 2001-2019 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML/L5P
FLEECE PERFORMANCE
$512.54Fleece Performance billet rocker arm bridges for the GM 6.6L Duramax. FEATURES These bridges offer a massive 2.5-time strength improvement over factory bridges. Machined from billet 8620 steel, the bridges are surface ground for...$512.54 -
INDUSTRIAL INJECTION PDM-06037 DURAMAX LML 14MM GORILLA GIRDLE 2011-2016 GM DURAMAX 6.6L LML
INDUSTRIAL INJECTION
$1,321.7614mm Duramax Gorilla Girdle Kit (LML) The ½" thick Gorilla Girdle is the strongest girdle on the market. It utilizes the XXL ARP 14mm main studs. This 14mm girdle only fits the LML Engines from 2011 - 2017. Core charge on the upper oil pan...$1,321.76 -
INDUSTRIAL INJECTION PDM-07184 DURAMAX ROCKER ARM SPACER KIT 2001-2016 DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
INDUSTRIAL INJECTION
$214.78The Duramax Rocker Spacer Kit was designed to eliminate the factory springs in between the rockers to keep the rockers properly aligned to OE spec under high load and high rpm conditions. The factory springs allow the rocker arm shafts to move around...$214.78 -
INDUSTRIAL INJECTION PDM-06035 DURAMAX 14MM GORILLA GIRDLE 2001-2010 GM DURAMAX 6.6L LB7/LLY/LBZ/LMM
INDUSTRIAL INJECTION
$1,321.7614mm Duramax Gorilla Girdle Kit (LB7,LLY,LBZ,LMM) The ½" thick Gorilla Girdle is the strongest girdle on the market. It utilizes the XXL ARP 14mm main studs. This custom girdle fits the LB7, LLY, LBZ, and LMM Engines from 2001 - 2010. Core...$1,321.76 -
INDUSTRIAL INJECTION PDM-LB7SH DURAMAX LB7 STOCK REMANUFACTURED HEADS 2001-2004 GM DURAMAX 6.6L LB8
INDUSTRIAL INJECTION
$1,409.66Fits: LB7 Duramax 6.6 (2001-2004) Item Type: Industrial Injection LB7 Heads Brand: Industrial Injection Part Number: PDM-LB7SH Features: Direct Replacement Diamond Honed Guides Unshrouded Valves High Strength Alloy, Heat Treated...$1,409.66 -
INDUSTRIAL INJECTION PDM-LB7RH DURAMAX LB7 PORTED & POLISHED CYLINDER HEADS 2001-2004 GM DURAMAX 6.6L LB8
INDUSTRIAL INJECTION
$4,231.15Item Type: Industrial Injection LB7 Heads Brand: Industrial Injection Part Number: PDM-LB7RH Features: 5 Axis CNC Cylinder Head Porting Machine with CAD/CAM software specifically designed for cylinder head porting. Screw in injector...$4,231.15 -
INDUSTRIAL INJECTION PDM-LB7SH-TL DURAMAX LB7 STOCK REMAN HEADS W/ TORQUE LOCK CUPS 2001-2004 GM DURAMAX 6.6L LB8
INDUSTRIAL INJECTION
$2,224.63Fits: LB7 Duramax 6.6 (2001-2004) Item Type: Industrial Injection LB7 Heads Brand: Industrial Injection Part Number: PDM-LB7SH-TL Features: Direct Replacement Diamond Honed Guides Unshrouded Valves High Strength Alloy, Heat...$2,224.63 -
INDUSTRIAL INJECTION PDM-LLYSH DURAMAX LLY STOCK REMANUFACTURED HEADS 2004.5-2006 GM DURAMAX 6.6L LLY
INDUSTRIAL INJECTION
$1,409.66The Industrial Injection LLY Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are first jet washed in a high-pressure spray cabinet to remove oil and dirt, then glass beaded to remove...$1,409.66 -
INDUSTRIAL INJECTION PDM-LLYRH DURAMAX LLY PORTED & POLISHED CYLINDER HEADS 2004.5-2006 GM DURAMAX 6.6L LLY
INDUSTRIAL INJECTION
$3,254.47The Industrial Injection LLY Duramax Ported & Polished Cylinder Heads are designed for the racer / sled puller in mind. Fully CNC ported heads complete ready to bolt on. Heads are first jet washed in a high-pressure spray cabinet to remove oil...$3,254.47 -
INDUSTRIAL INJECTION PDM-LBZ/LMMSH LBZ/LMM DURAMAX LBZ/LMM STOCK REMAN HEADS 2006-2010 GM DURAMAX LBZ/LMM
INDUSTRIAL INJECTION
$1,409.66The Industrial Injection LBZ/LMM Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are first jet washed in a high-pressure spray cabinet to remove oil and dirt, then glass beaded to remove...$1,409.66 -
INDUSTRIAL INJECTION PDM-LBZ/LMMRH LBZ/LMM DURAMAX LBZ/LMM PORTED & POLISHED CYLINDER HEADS 2006-2010 GM DURAMAX LBZ/LMM
INDUSTRIAL INJECTION
$3,254.47Heads are first jet washed in a high-pressure spray cabinet to remove oil and dirt, then glass beaded to remove carbon. Next they are checked by magnafluxing, (cast iron only) or pressure testing. They are visually inspected for defects that would make...$3,254.47 -
INDUSTRIAL INJECTION PDM-LMLSH DURAMAX LML STOCK REMANUFACTURED HEADS 2011-2016 GM DURAMAX 6.6L LML
INDUSTRIAL INJECTION
$1,409.66The Industrial Injection LML Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are first jet washed in a high-pressure spray cabinet to remove oil and dirt, then glass beaded to remove...$1,409.66 -
INDUSTRIAL INJECTION PDM-LMLRH DURAMAX LML PORTED & POLISHED CYLINDER HEADS 2011-2016 GM DURAMAX 6.6L LML
INDUSTRIAL INJECTION
$3,254.47Heads are first jet washed in a high-pressure spray cabinet to remove oil and dirt, then glass beaded to remove carbon. Next, they are checked by magnafluxing, (cast iron only) or pressure testing. They are visually inspected for defects that would make...$3,254.47 -
INDUSTRIAL INJECTION 44B801 DURAMAX 130LB. VALVE SPRING KIT 2001-2016 DURAMAX 6.6L LB7/LLY/LBZ/LMM/LML
INDUSTRIAL INJECTION
$678.24Fits: 2001-2016 6.6 Duramax Item Type: Industrial Injection Duramax Valve Springs Brand: Industrial Injection Part Number: 44B801 Features: Helps Prevent Valve Float Rated up to 130psi Boost/Drive Pressure Rated up to 5000rpm 32...$678.24 -
INDUSTRIAL INJECTION PDM-360 DURAMAX 6.6L PERFORMANCE PISTON KITS (PRECISION MACHINED AND COATED) 2001-2016 GM DURAMAX 6.6L LLY/LB7/LMZ/LMM/LML
INDUSTRIAL INJECTION
$1,884.97Features: Drop In Replacement Complete W/ Rings, Wrist Pins and Clips Precision Machined and Coated Piston Available in Std, .020" and .040" Fly Cut with .100 Valve Reliefs Available Thermal Barrier Coating for Piston Tops Ceramic Piston...$1,884.97 -
INDUSTRIAL INJECTION PDM-298 DURAMAX 6.6L RACE PISTON KITS (PRECISION MACHINED AND COATED WITH FLY CUTS) 2001-2016 GM DURAMAX 6.6L LLY/LB7/LMZ/LMM/LML
INDUSTRIAL INJECTION
$3,243.00Features: Drop In Replacement Complete W/ Rings, Wrist Pins and Clips Precision Machined and Coated Piston Available in Std, .020" and .040" Fly Cut with .100 Valve Reliefs Available Thermal Barrier Coating for Piston Tops Ceramic Piston...$3,243.00 -
INDUSTRIAL INJECTION PDM-362 DURAMAX 6.6L RACE PISTON KITS NO FLYCUT (FORGED PISTONS) 2001-2016 GM DURAMAX 6.6L LLY/LB7/LMZ/LMM/LML
INDUSTRIAL INJECTION
$3,199.14Features: Drop In Replacement Complete W/ Rings, Wrist Pins and Clips Precision Machined and Coated Piston Available in Std, .020" and .040" Fly Cut with .100 Valve Reliefs Available Thermal Barrier Coating for Piston Tops Ceramic Piston...$3,199.14 -
AFE POWER 46-70342 PRO SERIES EXTRA DEEP ENGINE OIL PAN 2011-2016 GM 6.6L DURAMAX ( WITH 6" LIFT)
AFE POWER
$527.84Fitment of this pan requires a minimum 6in lift. aFe Power's new engine oil pan brings performance engineering to the protection of your GM Duramax engine. This oil pan is constructed out of durable cast aluminum with machined fins for maximum strength...$527.84 -
AFE POWER 46-70330 STREET SERIES EXTRA DEEP ENGINE OIL PAN 2001-2010 GM 6.6L DURAMAX ( WITH 6" LIFT)
AFE POWER
$478.17Fitment of this pan requires a minimum 6in lift. aFe Power's new engine oil pan brings performance engineering to the protection of your GM Duramax engine. This oil pan is constructed out of durable cast aluminum with machined fins for maximum strength...$478.17 -
AFE POWER 46-70340 STREET SERIES ENGINE OIL PAN RAW W/MACHINED FINS /EXTRA DEEP 2011-2016 GM 6.6L DURAMAX (WITH 6" LIFT)
AFE POWER
$478.17Fitment of this pan requires a minimum 6in lift. aFe Power's new engine oil pan brings performance engineering to the protection of your GM Duramax engine. This oil pan is constructed out of durable cast aluminum with machined fins for maximum strength...$478.17 -
AFE POWER 48-34009-PK TWISTED STEEL UP-PIPES & EXHAUST MANIFOLDS 2001-2004 GM 6.6L DURAMAX LB7 (FEDERAL EMISSIONS)
AFE POWER
$1,271.66DETAILS: Outflows the factory exhaust manifolds by 6%, improving performance and throttle response Compatible with factory up-pipes which allows for easy installation. Eliminates the flow restricting pinch of the factory drivers-side manifold The...$1,271.66 -
AFE POWER 46-40024 BLADERUNNER PORTED DUCTILE IRON EXHAUST MANIFOLD GM DIESEL TRUCKS 01-16 V8-6.6L (TD) LLY LBZ LMM LML
AFE POWER
$671.37Machined Ports:These manifolds have both the inlet and the outlet ports machined to match the factory gaskets. This allows for maximum flow, without compromising gasket performance. Auxiliary Ports:An Exhaust Gas Temperature (EGT) probe port is...$671.37 -
AFE POWER 46-70332 PRO SERIES ENGINE OIL PAN BLACK W/ MACHINED FINS GM DIESEL TRUCKS 01-10 V8-6.6L (TD) LB7/LLY/LBZ/LMM
AFE POWER
$527.84Fitment of this pan requires a minimum 6in lift. aFe Power's new engine oil pan brings performance engineering to the protection of your GM Duramax engine. This oil pan is constructed out of durable cast aluminum with machined fins for maximum strength...$527.84 -
MISHIMOTO MMODP-1415B MAGNETIC OIL DRAIN PLUG M14 X 1.5, BLACK 01-16 DURAMAX 12-16 POWERSTROKE
MISHIMOTO
$18.95Magnetic Oil Drain Plug M14 x 1.5, Black Bearing damage is a serious concern for any high-performance or high-mileage engine. Mishimoto Magnetic Oil Drain Plugs remove metal fragments in engine oil, thus extending and protecting the life of your engine...$18.95 -
PPE 149000105 HEAT/SOUND INSULATOR FIREWALL-BLACK 2001-2007 GM 6.6L DURAMAX LB7/LLY
PACIFIC PERFORMANCE ENGINEERING
$269.99Diesel engines produce a lot of heat, especially in high-output situations like towing, racing, and light-to-light driving. Time to upgrade your tattered, dirty firewall insulation with the brand new PPE Insulator Firewall. Create a barrier between you...$269.99 -
PPE 118034300 HEAD STUD KIT 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
PACIFIC PERFORMANCE ENGINEERING
$539.99Engine builders understand the need for high-strength holding power and fasteners that are precision-engineered to handle the extreme stresses that high-performance diesel engines produce. The PPE Head Stud Kit exceeds industry standards required by...$539.99 -
PPE 114003000 BILLET ALUMINUM ENGINE OIL FILLER CAP 2001-2016 GM 6.6L DURAMAX LB7/LLY/LBZ/LMM/LML
PACIFIC PERFORMANCE ENGINEERING
$31.49Billet Alum Oil Fill Cap Oil Fill Cap by PPE®. PPE is where engineering, design, and quality come together in perfect form. This superior product was crafted using modern manufacturing methods and high-grade materials to strict standards to make your...$31.49