GM DURAMAX
The GM Duramax engine is known for its power and performance, but for true diesel enthusiasts, stock options just won't cut it. That's where our premium Duramax performance parts come in. We offer a wide selection of quality parts from trusted manufacturers to help you maximize the performance of your Duramax engine.
Whether you're in need of differential parts, cooling system components, exhaust system parts, or fuel system upgrades, we've got you covered. Our goal is to provide the best customer service possible, and we strive to ship out most orders as quickly as possible. Plus, if you find a part advertised for less elsewhere, we'll match that price.
As passionate diesel enthusiasts ourselves, we understand the importance of having access to top-quality performance parts. If you can't find a specific part or have any questions about our selection, feel free to reach out to us at sales@cppdiesel.com. We're here to help you find the parts you need to enhance your Duramax engine.
Take a look at our store to browse through our selection of Duramax performance parts, including turbochargers, air control systems, gaskets, and more. With products like the BORG WARNER S400SX TURBOCHARGER and the CPP DIESEL V-BAND CLAMP, you can trust that you're getting the best when you shop with us. Upgrade your Duramax engine today and experience the power and performance you've been dreaming of.
Whether you're in need of differential parts, cooling system components, exhaust system parts, or fuel system upgrades, we've got you covered. Our goal is to provide the best customer service possible, and we strive to ship out most orders as quickly as possible. Plus, if you find a part advertised for less elsewhere, we'll match that price.
As passionate diesel enthusiasts ourselves, we understand the importance of having access to top-quality performance parts. If you can't find a specific part or have any questions about our selection, feel free to reach out to us at sales@cppdiesel.com. We're here to help you find the parts you need to enhance your Duramax engine.
Take a look at our store to browse through our selection of Duramax performance parts, including turbochargers, air control systems, gaskets, and more. With products like the BORG WARNER S400SX TURBOCHARGER and the CPP DIESEL V-BAND CLAMP, you can trust that you're getting the best when you shop with us. Upgrade your Duramax engine today and experience the power and performance you've been dreaming of.
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AIR INTAKES
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BOOST TUBES / INTAKE MANIFOLDS
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CLUTCH RELATED
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COOLING SYSTEM
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DIFFERENTIAL / DRIVETRAIN
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ENGINE PARTS / ACCESSORIES
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EXHAUST SYSTEM / COMPONENTS
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EXTERIOR ACCESSORIES
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FABRICATION COMPONENTS
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FUEL SYSTEMS / COMPONENTS
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GAUGES / RELATED
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HEAT CONTROL PRODUCTS
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INJECTABLES
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INTERCOOLERS
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INTERIOR ACCESSORIES
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LIGHTING
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OIL FILTERS
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ON-BOARD AIR SYSTEMS
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PULLING / RACING PRODUCTS
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STEERING / SUSPENSION
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SILICONE COUPLERS
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TOWING HITCHES / RELATED
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TRANSMISSION/TRANSFER CASE
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TUNERS / CHIPS / MONITORS
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TURBO / RELATED
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TRAIN HORNS
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WEHRLI WCF100860 2001-2005 LB7 / LLY DURAMAX UPPER COOLANT PIPE
WEHRLI CUSTOM FABRICATION
$138.71High Flow Intake Bundle Package for 2003-2007 5.9L Cummins. Saves $50.00 vs buying all components individually! This Kit Includes: WCF100544 - 3" Passenger Side Intercooler Pipe WCF100528 - 3.5" Driver Side Intercooler Pipe and Intake Horn Kit WCF100346...$138.71 -
WEHRLI WCF100841 11-19 CHEVROLET 6.6L DURAMAX TRACTION BAR INSTALL KIT
WEHRLI CUSTOM FABRICATION
$265.78Built in house at WCFab our traction bar brackets bolt on to the bottom of the axle tube via the axle u-bolts and weld to the frame on the front end. Grade 8 hardware connects the bars to the mounts on the frame and axle. ***THIS IS A REPLACEMENT...$265.78 -
WEHRLI WCF100840 01-10 CHEVROLET 6.6L DURAMAX TRACTION BAR INSTALL KIT
WEHRLI CUSTOM FABRICATION
$265.78Built in house at WCFab our traction bar brackets bolt on to the bottom of the axle tube via the axle u-bolts and weld to the frame on the front end. Grade 8 hardware connects the bars to the mounts on the frame and axle. ***THIS IS A REPLACEMENT...$265.78 -
WEHRLI WCF100800 UNIVERSAL T4 SPACER PLATE KIT 1IN W/STUDS & GASKETS
WEHRLI CUSTOM FABRICATION
$126.101" Thick Steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 65MM long, nuts, and two T4 Gaskets. -1" T4 Spacer Plate, Ceramic Coated-M10 Studs & Nuts-(2) T4 Gaskets The WEHRLI WCF100800 UNIVERSAL T4 SPACER...$126.10 -
WEHRLI WCF100742 2017-2019 L5P DURAMAX UPPER COOLANT PIPE KIT
WEHRLI CUSTOM FABRICATION
$151.32Aluminum Upper Coolant Pipe for 2017-2019 L5P Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of choice! For use with OEM GM radiator. Aftermarket radiators may cause fitment issues. Replaces the following GM Part...$151.32 -
WEHRLI WCF100728 UNIVERSAL OUTERWEAR AIR FILTER COVER (USE W/WCF AIR FILTERS)
WEHRLI CUSTOM FABRICATION
$43.65We use and recommend these Outerwears Air Filter Covers for all WCFab air filters used in our turbo kits and intake kits. These Pre-filters are designed to deflect the damaging debris, which can prematurely clog air filters, compromising peak...$43.65 -
WEHRLI WCF100721 17-19 CHEVROLET 6.6L L5P DURAMAX 3.5IN INTAKE HORN W/PCV PORT
WEHRLI CUSTOM FABRICATION
$226.983 1/2" Turbo Intake Horn for the 2017-2019 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4" in diameter, and we experienced a 25HP Gain with our 3.5" Horn when used with a Max Effort Tune. Tuning is unnecessary; this horn will...$226.98 -
WEHRLI WCF100719 UNIVERSAL 5IN INLET DRY AIR FILTER (USE W/WCF KITS)
WEHRLI CUSTOM FABRICATION
$69.84Maintenance - The cleaning / replacement interval depends on your driving conditions. We recommend that you inspect your air filter every 5,000 miles by removing the filter cover and examining the pleats. Keeping your filter cover clean and blowing...$69.84 -
WEHRLI WCF100717 UNIVERSAL 4IN INLET DRY AIR FILTER (USE W/WCF KITS)
WEHRLI CUSTOM FABRICATION
$69.84Maintenance - The cleaning / replacement interval depends on your driving conditions. We recommend that you inspect your air filter every 5,000 miles by removing the filter cover and examining the pleats. Keeping your filter cover clean and blowing...$69.84 -
WEHRLI WCF100709 2017-2019 L5P DURAMAX 4" INTAKE RESONATOR PIPE
WEHRLI CUSTOM FABRICATION
$218.254" Intake Resonator Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck equipped with an OEM or drop in factory style turbocharger. Dress up your engine bay and remove the plastic turbo resonator box...$218.25 -
WEHRLI WCF100708 2017-2019 L5P DURAMAX 3" DRIVER (HOT) SIDE INTERCOOLER PIPE KIT
WEHRLI CUSTOM FABRICATION
$322.04WCFab 3" High Flow Driver (Hot) Side Intercooler pipe for the 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck. -3" Hot Side Intercooler Pipe-14g Mandrel Bent Aluminum Construction-Silicone Boots-T-Bolt...$322.04 -
WEHRLI WCF100705 15.5-16 CHEVROLET 6.6L LML DURAMAX 3IN STAINLESS DOWN PIPE (3 BOLT FLANGE)
WEHRLI CUSTOM FABRICATION
$338.53Replace the restrictive crushed factory down pipe on your 2015.5-2016 LML Duramax with this full 3" Stainless steel down pipe. For use with factory turbo or factory style drop in turbo on trucks with the 3 bolt flange exhaust connection. Replaces the...$338.53 -
WEHRLI WCF100704 11-15 CHEVROLET 6.6L LML DURAMAX 3IN STAINLESS DOWN PIPE (V-BAND STYLE)
WEHRLI CUSTOM FABRICATION
$251.23Replace the restrictive crushed factory down pipe on your 2011-2016 LML Duramax with this full 3" Stainless Steel down pipe. For use with factory turbo or factory style drop in turbo on trucks using a v-band connection style exhaust, NOT the 3 bolt...$251.23 -
WEHRLI WCF100703 04.5-10 CHEVROLET 6.6L LLY/LBZ/LMM DURAMAX 3IN STAINLESS DOWN PIPE
WEHRLI CUSTOM FABRICATION
$241.53Replace the restrictive crushed factory turbo down pipe / exhaust front pipe on the 6.6L Duramax Diesel V8 found in the 2004.5 - 2010 Chevrolet Silverado / GMC Sierra 2500 / 3500 HD truck with this high flow, heat wrapped, full 3" Stainless steel down...$241.53 -
WEHRLI WCF100696 2011-2016 LML DURAMAX UPPER COOLANT PIPE
WEHRLI CUSTOM FABRICATION
$151.32Aluminum Upper Coolant Pipe for 2011-2016 LML Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of choice! For use with OEM GM radiator! Some aftermarket radiators may cause fitment issues! Replaces the following GM Part...$151.32 -
WEHRLI WCF100693 2001-2004 LB7 DURAMAX Y-BRIDGE KIT
WEHRLI CUSTOM FABRICATION
$868.15The only High Flow 3” Complete Y-Bridge kit on the market for your LB7 that is compatible with the factory IHI turbo and aftermarket drop in IHI style chargers! Replace the restrictive OEM Y-bridge and cold side intercooler pipe with this high flow...$868.15 -
WEHRLI WCF100654 01-04 CHEVROLET 6.6L DURAMAX LB7 2IN STAINLESS PASS. SIDE UP PIPE W/GASKETS (SINGLE TURBO)
WEHRLI CUSTOM FABRICATION
$324.95Replace the lightweight 16G, leak-prone passenger side OEM up pipe in your 2001-2004 6.6L LB7 Duramax with this heavy-duty 11 gauge 2" Stainless up pipe from WCFab. Our HD Stainless Bellow that will not crack and leak like OEM. Larger diameter and better...$324.95 -
WEHRLI WCF100652 01-16 CHEVROLET 6.6L DURAMAX 2IN STAINLESS DRIVER SIDE UP PIPE W/GASKETS (SINGLE/TWIN TURBO)
WEHRLI CUSTOM FABRICATION
$324.95Replace the lightweight 16G, leak-prone Driver side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will not crack and leak like OEM. Increase Turbo spool up and decrease EGTs. Will work with ANY Turbo setup,...$324.95 -
WEHRLI WCF100648 01-04 CHEVROLET 6.6L DURAMAX LB7 2IN STAINLESS PASSENGER SIDE UP PIPE W/GASKETS (TWIN TURBO)
WEHRLI CUSTOM FABRICATION
$324.95Replace the lightweight, leak-prone passenger side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This up pipe is built with more...$324.95 -
WEHRLI WCF100647 2011-2016 LML DURAMAX OEM PLACEMENT COOLANT TANK KIT
WEHRLI CUSTOM FABRICATION
$458.81Fabricated Aluminum Coolant Tank Kit for 2011-2016 6.6L Duramax Diesel equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck. Mounts in OEM coolant tank location. Dress up your engine bay by replacing the ugly clear plastic coolant reservoir...$458.81 -
WEHRLI WCF100645 2001-2007 LB7 / LLY / LBZ DURAMAX OEM PLACEMENT COOLANT TANK KIT
WEHRLI CUSTOM FABRICATION
$458.812001-2007 Duramax Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. Dress up your engine bay by replacing the ugly clear plastic coolant reservoir with our custom powder coated fabricated aluminum coolant tank with sight glass...$458.81 -
WEHRLI WCF100642 2001-2007 LB7/LLY/LBZ DURAMAX TWIN TURBO COOLANT TANK KIT
WEHRLI CUSTOM FABRICATION
$402.55LB7, LLY, LBZ Duramax Fabricated Aluminum Coolant Tank Kit for Twin Turbo Applications mounts on passenger side fender. Does not allow use of passenger side battery in OEM location, must be relocated. -Coolant Tank-Low coolant...$402.55 -
WEHRLI WCF100624 17-22 CHEVROLET 6.6L L5P DURAMAX 2IN STAINLESS UP PIPE KIT W/GASKETS
WEHRLI CUSTOM FABRICATION
$668.33Replace the lightweight 16G, leak prone, 1 5/8" OEM up pipes on your 2017-2025 6.6L L5P Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck with these heavy duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not...$668.33 -
WEHRLI WCF100590 01-04 CHEVROLET 6.6L DURAMAX LB7 2IN STAINLESS UP PIPE KIT W/GASKETS - SINGLE TURBO
WEHRLI CUSTOM FABRICATION
$606.25Replace the lightweight 16G, leak-prone, 1 5/8" OEM up pipes with these heavy-duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-up and decrease EGTs. This kit is for use with single...$606.25 -
WEHRLI WCF100589 01-04 CHEVROLET 6.6L DURAMAX LB7 2IN STAINLESS UP PIPE KIT W/GASKETS - TWIN TURBO
WEHRLI CUSTOM FABRICATION
$606.25High Flow Intake Bundle Package for 2003-2007 5.9L Cummins. Saves $29.00 vs buying components individually! This Kit Includes: WCF100544 - 3" Passenger Side Intercooler Pipe WCF100528 - 3.5" Driver Side Intercooler Pipe and Intake Horn Kit Replaces the...$606.25 -
WEHRLI WCF100570 2001-2004 LB7 DURAMAX S400/STOCK TWIN (COMPOUND) TURBO KIT
WEHRLI CUSTOM FABRICATION
$3,248.532001-2004 LB7 Duramax S400/Stock Compound Turbo Kit. 1000 RWHP capable depending upon turbo and fuel system modifications. Recommended for daily driver work trucks and tow rigs looking for increased horsepower, better fuel mileage, and superior EGT...$3,248.53 -
WEHRLI WCF100489 2001-2004 LB7 DURAMAX S400 SINGLE TURBO INSTALL KIT
WEHRLI CUSTOM FABRICATION
$2,705.33High Flow Intake Bundle Package for 2003-2007 5.9L Cummins. Saves $29.00 vs buying components individually! This Kit Includes: WCF100544 - 3" Passenger Side Intercooler Pipe WCF100528 - 3.5" Driver Side Intercooler Pipe and Intake Horn Kit Replaces the...$2,705.33 -
WEHRLI WCF100478 2001-2004 LB7 DURAMAX S300 SINGLE TURBO INSTALL KIT
WEHRLI CUSTOM FABRICATION
$2,521.03This kit will allow you to install an S300-based Turbo on your LB7 Duramax. Replacing all OEM plumbing and y-bridge with high flow 3" diameter piping. Oil Lines are high-quality stainless steel braided Parker Lines with the oil feed line routing from the...$2,521.03 -
WEHRLI WCF100358 UNIVERSAL T4 SPACER PLATE KIT 1.5IN W/STUDS & GASKETS
WEHRLI CUSTOM FABRICATION
$147.441 1/2" Thick Steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 2.75" long, nuts, washers, and two T4 Gaskets -1 1/2" T4 Spacer Plate, Ceramic Coated-M10 Studs, Nuts, & Washers-(2) T4 Gaskets Enhance the performance...$147.44 -
WEHRLI WCF100349 DRIVER (HOT) SIDE 3" INTERCOOLER PIPE KIT FOR 2001-2004 LB7 DURAMAX
WEHRLI CUSTOM FABRICATION
$295.851 Piece 3" Driver Side Intercooler pipe that was designed to replace the factory pipe and low-quality silicone boots. This Intercooler pipe compliments our S400 over stock twin turbo kit or LB7 Y-Bridge Kits. It is a full 3" intake tract from Turbo to...$295.85 -
WEHRLI WCF100342 3.5IN INTAKE HORN FOR 01-04 CHEVROLET 6.6L LB7 DURAMAX
WEHRLI CUSTOM FABRICATION
$140.653 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax. Compatible with factory IHI Turbo or upgraded drop in IHI Turbos and OEM or aftermarket intakes. Great upgrade offering quicker spool up and more HP! Max-effort tuned trucks can see 10-15HP gains while...$140.65 -
WEHRLI WCF100269 FASS FUEL SYSTEM RELOCATION BRACKET FOR 11-16 CHEVROLET 6.6L DURAMAX (CREW CAB ONLY)
WEHRLI CUSTOM FABRICATION
$105.732011-2016 LML Crew Cab Duramax Fass Fuel System Relocation Mounting Bracket. Relocates the FASS fuel system to underneath the truck just before the fuel tank. **NOT COMPATIBLE on a regular cab or extended cab models** -Mount Bracket-Zinc...$105.73 -
WEHRLI WCF100265 FASS FUEL SYSTEM RELOCATION BRACKET FOR 01-10 CHEVROLET 6.6L DURAMAX (CREW CAB ONLY)
WEHRLI CUSTOM FABRICATION
$96.032001-2010 LB7, LLY, LBZ, LMM Crew Cab Duramax Fass Fuel System Relocation Mounting Bracket. Relocates the FASS fuel system to underneath the truck on the inside of the driver side frame rail. **NOT COMPATIBLE on regular cab or extended cab...$96.03 -
WEHRLI WCF100121 3IN DOWN PIPE (V-BAND STYLE) FOR 11-15 CHEVROLET 6.6L LML DURAMAX
WEHRLI CUSTOM FABRICATION
$222.13Replace the restrictive crushed factory down pipe with this full 3" down pipe. For use with factory turbo or factory style drop in turbo. Replaces the following GM Part Numbers: 12643610, 12638304, 12643214 Note: 2015.5 and newer LML have a 3...$222.13 -
WEHRLI WCF100120 3IN DOWN PIPE FOR 04.5-10 CHEVROLET 6.6L LLY/LBZ/LMM DURAMAX
WEHRLI CUSTOM FABRICATION
$189.15Replace the restrictive crushed factory turbo down pipe / exhaust front pipe on the 6.6L Duramax Diesel V8 found in the 2004.5 - 2010 Chevrolet Silverado / GMC Sierra 2500 / 3500 HD truck with this high flow, heat wrapped, high temp ceramic coated full...$189.15 -
WEHRLI WCF100119 3IN DOWN PIPE FOR 01-04 CHEVROLET 6.6L LB7 DURAMAX
WEHRLI CUSTOM FABRICATION
$231.833" LB7 Turbo Downpipe for use with OEM charger or Stealth series Drop in. High Temp Coated and Heat Wrap included. Compatible with both Standard & California Style Exhaust Flange. Replaces the following GM Part Numbers: 97223168, 97246408 -...$231.83 -
WEHRLI WCF100118 UNIVERSAL T4 SPACER PLATE KIT 0.5IN W/STUDS & GASKETS
WEHRLI CUSTOM FABRICATION
$83.421/2" Thick steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 1" long, nuts, washers, and two T4 Gaskets -1/2" T4 Spacer Plate, Ceramic Coated-M10 Studs, Nuts, & Washers-(2) T4 Gaskets VEHICLE FITMENT: 2022...$83.42 -
WEHRLI WCF100096 TURBO RESONATOR BILLET BLOCK OFF PLATE FOR 11-16 CHEVROLET 6.6L LML DURAMAX
WEHRLI CUSTOM FABRICATION
$43.65This quick and easy to install, billet aluminum plate allows you to clean up your engine bay in minutes by removing the big plastic resonator connected to the intake. 100% warranty and emissions friendly. CNC machined in the USA from 6061 aluminum. Black...$43.65 -
WEHRLI WCF100024 VALLEY CP3 BLOCK OFF PLATE FOR 01-16 CHEVROLET 6.6L DURAMAX
WEHRLI CUSTOM FABRICATION
$68.87Billet Block Off plate for valley CP3 pump. Black anodized finish with engraved logo. Enhance the performance of your 2001-2016 Chevrolet 6.6L Duramax engine with the WEHRLI WCF100024 Billet CP3 Block Off Plate. Crafted to precision, this block off plate...$68.87 -
WEHRLI WCF100023 FUEL PRESSURE RELIEF VALVE DELETE KIT FOR 01-04 GM DURAMAX LB7 ENGINE
WEHRLI CUSTOM FABRICATION
$69.84This kit allows you to remove the Fuel Pressure Relief Valve (FPRV) located on top of the intake runner of your LB7 6.6L Duramax. This modification allows the necessary clearance needed to run larger aftermarket y-bridges or turbo inlets which would...$69.84 -
CPP 3903035 BANJO CONNECTOR SCREW, 12MM
CPP DIESEL
$12.99Enhance the performance of your diesel fuel system with the CPP Diesel 3903035 Banjo Connector Screw, 12mm Universal. This high-quality banjo connector screw is designed to provide a reliable and secure connection for various diesel fuel systems,...$12.99 -
CPP 3924725 BANJO CONNECTOR SCREW, 14MM
CPP DIESEL
$12.99Crafted with precision and durability in mind, the CPP Diesel 3924725 Banjo Connector Screw in 14mm size is a universal solution for your automotive needs. This high-quality screw is designed to provide a reliable and tight connection in diesel engines,...$12.99 -
CPP 3066211 S400 COMPRESSOR DISCHARGE O-RING SEAL
CPP DIESEL
$4.99The CPP Diesel 3066211 S400 Compressor Discharge O-Ring Seal Universal is a versatile and high-quality product designed for optimal performance in various applications. This compressor discharge O-ring seal is specifically crafted to fit A5K, HX60, and...$4.99 -
EXERGY E06 10451 |NEW STOCK REPLACEMENT FUEL RAIL-RIGHT 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$460.00The Exergy E06 10451 Fuel Rail is a premium-quality, new stock replacement designed specifically for the 2007.5-2010 GM Duramax 6.6L LMM engine. Crafted by Exergy Performance, a division of Exergy Engineering specializing in high-performance diesel...$460.00 -
EXERGY E06 10450 NEW STOCK REPLACEMENT FUEL RAIL-LEFT 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$460.00The Exergy E06 10450 New Stock Replacement Fuel Rail-Left is specifically designed as an OEM replacement part tailored for the 2007.5-2010 GM Duramax 6.6L LMM engines. Developed by Exergy Performance, a specialized division of Exergy Engineering that...$460.00 -
EXERGY E06 10351 NEW STOCK REPLACEMENT FUEL RAIL-RIGHT 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$460.00The Exergy E06 10351 New Stock Replacement Fuel Rail-Right for the 2006-2007 GM Duramax 6.6L LBZ is a top-quality, OEM part meticulously crafted by Exergy Performance, a renowned division of Exergy Engineering dedicated to meeting the intricate demands...$460.00 -
EXERGY E06 10350 NEW STOCK REPLACEMENT FUEL RAIL-LEFT 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$460.00The Exergy E06 10350 New Stock Replacement Fuel Rail-Left designed for the 2006-2007 GM Duramax 6.6L LBZ engine is a product of precision engineering and performance-focused innovation. Crafted by Exergy Performance, a dedicated division of Exergy...$460.00 -
EXERGY E06 10251 NEW STOCK REPLACEMENT FUEL RAIL-RIGHT 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$320.00The Exergy E06 10251 New Stock Replacement Fuel Rail-Right for the 2004.5-2005 GM Duramax 6.6L LLY is a top-tier OEM component designed to meet the specific requirements of high-performance diesel engines. Crafted by Exergy Performance, a division of...$320.00 -
EXERGY E06 10250 NEW STOCK REPLACEMENT FUEL RAIL-LEFT 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$280.00The Exergy E06 10250 New Stock Replacement Fuel Rail-Left for the 2004.5-2005 GM Duramax 6.6L LLY is a top-notch solution designed by Exergy Performance, a trusted division of Exergy Engineering catering specifically to high-performance diesel...$280.00 -
EXERGY E04 10506 10MM STROKER CP4.2 PUMP ( SCORPION BASED) 2011-2016 GM DURAMAX 6.6L LML
EXERGY
$2,200.00The EXERGY E04 10506 10MM STROKER CP4.2 PUMP ( SCORPION BASED) 2011-2016 GM DURAMAX 6.6L LML is the ultimate solution for those seeking to push the limits of pump capacity without the hassle of multiple components. Engineered for applications demanding...$2,200.00 -
EXERGY E04 40104 IMPROVED STOCK CP4.2 PUMP (SCORPION BASED) 2011-2014 FORD POWERSTROKE 6.7L
EXERGY
$1,170.00Fuel your vehicle with confidence using the EXERGY E04 40104 Improved Stock CP4.2 Pump for 2011-2014 Ford Powerstroke 6.7L engines. Say goodbye to rail pressure loss caused by a worn-out CP4.2 pump and hello to enhanced performance with our upgraded...$1,170.00 -
EXERGY E04 10504 IMPROVED STOCK CP4.2 PUMP 2011-2016 GM DURAMAX 6.6L LML
EXERGY
$1,050.00The EXERGY E04 10504 Improved Stock CP4.2 Pump for 2011-2016 GM Duramax 6.6L LML engines is the ultimate solution for those experiencing rail pressure loss due to a worn-out CP4.2 pump. Engineered to deliver optimal performance, this factory replacement...$1,050.00 -
EXERGY E04 10409 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$3,100.00The EXERGY E04 10409 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) for 2007.5-2010 GM DURAMAX 6.6L LMM sets the gold standard in diesel pump performance. Renowned as one of the largest pumps available, this single CP3 pump boasts the capability to...$3,100.00 -
EXERGY E04 10407 12MM STROKER CP3 PUMP (LBZ BASED) 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$2,550.00The EXERGY E04 10407 12MM STROKER CP3 PUMP (LBZ BASED) for 2007.5-2010 GM DURAMAX 6.6L LMM is the ultimate solution for those seeking a high-performance single pump that can effortlessly support over 1000HP while maintaining a stock-like driving...$2,550.00 -
EXERGY E04 10406 10MM STROKER CP3 PUMP (LBZ BASED) 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$2,000.00Delve into the world of high-performance fuel systems with the EXERGY E04 10406 10MM STROKER CP3 PUMP tailored for 2007.5-2010 GM Duramax 6.6L LMM engines. Designed for those seeking to push the boundaries of power without compromising on reliability,...$2,000.00 -
EXERGY E04 10309 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$3,100.00The EXERGY E04 10309 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) is a powerhouse fuel pump designed to exceed expectations in high-performance applications. Engineered to support up to an impressive 1200HP, and in some cases over 1350HP on fuel...$3,100.00 -
EXERGY E04 10307 12MM STROKER CP3 PUMP (LBZ BASED) 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$2,550.00The EXERGY E04 10307 12MM STROKER CP3 PUMP (LBZ BASED) for the 2006-2007 GM Duramax 6.6L LBZ is the premier choice for those seeking exceptional power and performance without compromising on reliability. Our single stroker pump is engineered to support...$2,550.00 -
EXERGY E04 10306 10MM STROKER CP3 PUMP (LBZ BASED) 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$2,000.00Enhance the performance of your 2006-2007 GM Duramax 6.6L LBZ engine with the EXERGY E04 10306 10MM STROKER CP3 PUMP. Designed for those seeking more pump capacity and power without the hassle of additional components, this pump is the ultimate solution...$2,000.00 -
EXERGY E04 10209 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$3,100.00The EXERGY E04 10209 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) is a powerhouse in the realm of diesel pumps, designed to take your build to new heights of performance. Built for the 2004.5-2005 GM Duramax 6.6L LLY engines, this single CP3 pump is a...$3,100.00 -
EXERGY E04 10207 12MM STROKER CP3 PUMP (LBZ BASED) 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$2,550.00The EXERGY E04 10207 12MM STROKER CP3 PUMP (LBZ BASED) for 2004.5-2005 GM DURAMAX 6.6L LLY engines is the ultimate solution for those seeking unmatched performance and reliability. Built to support over 1000HP while maintaining a stock-like drive feel,...$2,550.00 -
EXERGY E04 10206 10MM STROKER CP3 PUMP (LBZ BASED) 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$2,000.00The EXERGY E04 10206 10MM STROKER CP3 PUMP (LBZ BASED) for 2004.5-2005 GM DURAMAX 6.6L LLY engines is the ultimate solution for those seeking increased pump capacity and power without the hassle of multiple components. Designed to support applications up...$2,000.00 -
EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7
EXERGY
$3,100.00The EXERGY E04 10109 14MM STROKER CP3 PUMP - RACE SERIES (LBZ BASED) for 2001-2004 GM Duramax 6.6L LB7 engines is a powerhouse fuel pump designed for high-performance applications. This single CP3 pump is engineered to support up to 1200HP, and has been...$3,100.00 -
EXERGY E04 10107 12MM STROKER CP3 PUMP (LBZ BASED) 2001-2004 GM DURAMAX 6.6L LB7
EXERGY
$2,550.00The EXERGY E04 10107 12MM STROKER CP3 PUMP for 2001-2004 GM DURAMAX 6.6L LB7 engines is the ultimate solution for those in search of a high-performance, single CP3 pump that can handle over 1000HP while providing the smooth driving experience of a stock...$2,550.00 -
EXERGY E04 10106 10MM STROKER CP3 PUMP (LBZ BASED W/FCA) 2001-2004 GM DURAMAX 6.6L LB7
EXERGY
$2,000.00Enhance the performance of your 2001-2004 GM Duramax 6.6L LB7 engine with the EXERGY E04 10106 10MM STROKER CP3 PUMP. Designed for those seeking more pump capacity and power without the hassle of multi-pump controllers or custom belt configurations, this...$2,000.00 -
EXERGY E04 10405 SPORTSMAN CP3 PUMP (LBZ BASED) 2007.5-2010 GM DURAMAX 6.6L LMM
EXERGY
$1,170.00Exergy E04 10405 Sportsman CP3 Pump is the ultimate solution for those experiencing a loss of rail pressure due to a worn-out pump in their 2007.5-2010 GM Duramax 6.6L LMM models. Whether you need a factory replacement or a high-performance upgrade, the...$1,170.00 -
EXERGY E04 10305 SPORTSMAN CP3 PUMP (LBZ BASED) 2006-2007 GM DURAMAX 6.6L LBZ
EXERGY
$1,170.00EXERGY E04 10305 SPORTSMAN CP3 PUMP is the ultimate solution for those facing rail pressure issues due to a worn-out or malfunctioning CP3 pump in their 2006-2007 GM Duramax 6.6L LBZ engine. If your attempts with replacement parts kits have failed to...$1,170.00 -
EXERGY E04 10205 SPORTSMAN CP3 PUMP (LBZ BASED) 2004.5-2005 GM DURAMAX 6.6L LLY
EXERGY
$1,170.00The EXERGY E04 10205 SPORTSMAN CP3 PUMP (LBZ BASED) is the ultimate solution for those facing rail pressure issues or in need of a reliable factory replacement CP3 pump. Your search for an upgraded pump that requires minimal modifications ends here...$1,170.00 -
EXERGY E04 10105 SPORTSMAN CP3 PUMP (LBZ BASED W/FCA) 2001-2004 GM DURAMAX 6.6L LB7
EXERGY
$1,170.00The EXERGY E04 10105 SPORTSMAN CP3 PUMP is the ultimate solution for those experiencing a loss of rail pressure due to a worn-out CP3 pump in their 2001-2004 GM Duramax 6.6L LB7 engine. Whether you're seeking a factory replacement CP3 pump or have tried...$1,170.00 -
FLEECE FPE-DMAX-HFFBA-1116 AUXILIARY HEATED FUEL FILTER KIT FOR 2011-2016 LML DURAMAX
FLEECE PERFORMANCE
$399.00Introducing our all-new full featured auxiliary fuel filter kit for the 2011-2016 LML 6.6L Duramax! This kit replaces the factory fuel filter housing with a new filter base, integral high-flow fuel heater, Water-In-Fuel (WIF) sensor, and Donaldson...$399.00 -
FLEECE FPE-FL-LML-CP3-HP REPLACEMENT HIGH PRESSURE FUEL LINE FOR LML CP3 CONVERSIONS
FLEECE PERFORMANCE
$179.99Replacement high pressure fuel line for 6.6L LML Duramax's with CP3 conversion kits.Features: Replacement High Pressure Fuel Line for LML CP3 Conversions Engine Manufacturer: Duramax Engine Designation: LML Finish: Raw Sold As: Each Fitment: 2011-2016...$179.99 -
FLEECE FPE-HAR-DMAX-FPR FUEL PRESSURE REGULATOR (FPR) WIRING HARNESS FOR 2001-2010 6.6L DURAMAX
FLEECE PERFORMANCE
$69.99Our Fuel Pressure Regulator (FPR) harness for the 2001-2010 6.6L Duramax is a direct replacement for GM Part Number: 97378671 (MY 2006-2010) and 97327685 (MY 2001-2005). Produced in-house, our manufacturing process includes fully automated wire cutting...$69.99 -
FLEECE FPE-DTFL-0116 REMOTE TURBO OIL FEED LINE KIT FOR 6.6L DURAMAX TURBOCHARGERS 2001-2016 GM 2500/3500
FLEECE PERFORMANCE
$99.99Make turbo installations easier and ensure good oil supply to your turbocharger with our remote oil feed line! Problem: The factory turbo oil feed used on the 2001-2016 Duramax's is supplied off of the number 4 cam journal bearing, which can be...$99.99 -
FLEECE FPE-TL-LML-1114 2011-2014 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2011-2014 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LML truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-TL-LML-1516 2015-2016 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2015-2016 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LML truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-TL-L5P-1719 2017-2019 GM DURAMAX HEAVY DUTY REPLACEMENT TRANSMISSION COOLER LINES 2017-2019 GM 2500/3500
FLEECE PERFORMANCE
$329.99Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your L5P truck! With an increased diameter over stock and heavy duty hose...$329.99 -
FLEECE FPE-GM-FFPD-0116 2001-2016 GM FUEL PRIMER BULB SEALING KIT 2001-2016 GM 2500/3500
FLEECE PERFORMANCE
$49.99If you're running an aftermarket positive displacement lift pump like our PowerFlo on your Duramax our fuel primer bulb sealing kit will allow you to eliminate the leak prone primer bulb from your fuel system. The sealing cap includes a 1/8 inch NPT port...$49.99 -
FLEECE FPE-DTFL-S3S4-0116 REMOTE TURBO OIL FEED LINE KIT FOR 2001-2016 DURAMAX WITH 1/4 NPT TURBO OIL INLET (S300/S400) 2001-2016 GM 2500/3500
FLEECE PERFORMANCE
$99.99Problem: The factory turbo oil feed used on 2001-2016 Duramax's is supplied off of the #4 cam journal bearing, which can be restrictive, or even result in an oil blockage if the bearing slips. Solution: Fleece Performance's remote oil feed line allows...$99.99 -
FLEECE FPE-HAR-MU-PT-1 REPLACEMENT SENSOR CONNECTOR WITH PIGTAIL FOR L5P DURAMAX AND GM VEHICLES (L5P DURAMAX SENSOR PIGTAIL 1)
FLEECE PERFORMANCE
$37.99Replacement connector with 4.5 inch 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 11-16 6.6L DURAMAX FLEECE
FLEECE PERFORMANCE
$29.99Regulator extension harness for use with Bosch CP3's used in 6.6L Duramax applications.$29.99 -
FLEECE FPE-FL-LB7-18 LB7 HIGH PRESSURE INJECTION LINE (1 AND 8) FLEECE
FLEECE PERFORMANCE
$68.99Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we've got you covered with our...$68.99 -
FLEECE FPE-FL-LB7-27 LB7 HIGH PRESSURE INJECTION LINE (2 AND 7) FOR 01-04 DURAMAX LB7 FLEECE
FLEECE PERFORMANCE
$68.99Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we've got you covered with our...$68.99 -
FLEECE FPE-FL-LB7-36 LB7 HIGH PRESSURE INJECTION LINE (3 AND 6) FOR 01-04 DURAMAX LB7 FLEECE
FLEECE PERFORMANCE
$68.99Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we've got you covered with our...$68.99 -
FLEECE FPE-FL-LB7-45 LB7 HIGH PRESSURE INJECTION LINE FOR 01-04 DURAMAX LB& (4 AND 5) FLEECE
FLEECE PERFORMANCE
$68.99Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we've got you covered with our...$68.99 -
FLEECE FPE-SF-GM-1116-LB SUREFLO PERFORMANCE SENDING UNIT FOR 11-16 GM DURAMAX LONG BED
FLEECE PERFORMANCE
$359.00Problem: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to install a draw straw or drill your fuel tank to accommodate a sump. Each of these has some pretty significant drawbacks including the ј tank...$359.00 -
FLEECE FPE-LML-QCDT DOSING INJECTOR FUEL LINE DISCONNECT TOOL FOR 11-16 DURAMAX
FLEECE PERFORMANCE
$15.99Make installation and removal of the dosing injector fuel line on 2011-2016 LML Duramax engines a breeze with our fuel line disconnect tool. Fits: 2011-2016 Duramax DETAILED FITMENT: 2011-2016 Chevrolet Silverado 2500 HD WT 2011-2016 GMC...$15.99 -
FLEECE FPE-FPTP-GM-1116 RETURN FUEL PRESSURE TEST PORT FOR 2011-2016 LML DURAMAX
FLEECE PERFORMANCE
$29.99The return fuel pressure test port for the 2011-2016 LML Duramax is designed to aid the technician in troubleshooting return fuel pressure, often necessary when diagnosing CP4 pump failures. When installed in the return fuel system, it allows for a...$29.99 -
FLEECE FPE-PL-00-06 -6 AN STRAIGHT TO HOSE BARB
FLEECE PERFORMANCE
$6.99-6 AN Straight to Hose Barb. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: Straight Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$6.99 -
FLEECE FPE-PL-00-08 -8 STRAIGHT TO HOSE BARB BLACK
FLEECE PERFORMANCE
$6.99-8 Straight to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: Straight Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$6.99 -
FLEECE FPE-PL-45-06 -6 45 DEG TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-6 45 Deg to Hose Barb Black. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: 45 degree Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
FLEECE FPE-PL-45-08 -8 45 DEGREE TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-8 45 Degree to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: 45 degree Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
FLEECE FPE-PL-90-06 -6 90 DEG TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-6 90 Deg to Hose Barb Black. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: 90 degree Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
CPP 90 DEGREE 8AN BLACK PUSHLOCK ELBOW
CPP DIESEL
$13.99-8 90 Degree to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: 90 degree Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$13.99 -
CPP 90 DEGREE 10AN BLACK PUSHLOCK ELBOW
CPP DIESEL
$14.99The CPP 90 Degree 10AN Black Pushlock Elbow is a premium fitting designed for high-performance applications in automotive and racing environments. Constructed from durable aluminum, this fitting effortlessly combines strength with lightweight...$14.99 -
FLEECE FPE-SP-91618 9/16 INCH -18 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$4.499/16 Inch -18 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -6 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.49 -
FLEECE FPE-SP-3416 3/14 INCH-16 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$4.993/14 Inch-16 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -8 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.99 -
FLEECE FPE-SP-7814 7/8 INCH -14 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$5.997/8 Inch -14 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -10 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$5.99 -
FLEECE FPE-APT-916-06 -6 TO 9/16 INCH-18 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$9.99-6 to 9/16 inch-18 Straight Male Black Fleece Performance w/ O-Ring. Features: Fitting Style: Adapter Fitting Category: AN to Inverted flare Fitting Angle: Straight Fitting Material: Aluminum Fitting Color: Black anodized Fitting Size 1: -6 AN Fitting...$9.99 -
FLEECE FPE-APT-34-08 -8 TO 3/4 INCH-16 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$9.99-8 to 3/4 Inch-16 Straight Male Black w/ O-Ring. Features: Fitting Style: Adapter Fitting Category: AN to Inverted flare Fitting Angle: Straight Fitting Material: Aluminum Fitting Color: Black anodized Fitting Size 1: -8 AN Fitting Size 2: 3/4-16 in...$9.99 -
FLEECE FPE-NPT-18 1/8 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$2.991/8 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 1/8 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$2.99 -
FLEECE FPE-NPT-14 1/4 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$2.991/4 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 1/4 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$2.99