Collection: DURAMAX DIESEL PERFORMANCE PARTS
Unlock the Full Potential of Your Duramax with Premium Parts
Maximize your truck’s performance, reliability, and efficiency with our high-performance aftermarket Duramax parts and accessories.
Our selection of Duramax diesel performance parts is perfect for truck drivers who regularly demand more—more power, more torque, and more...
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PPE 2001-2004 (FED/2001 CA) GM 6.6L Duramax OEM Length Replacement High Flow Up-Pipe Kit
Regular price $269.99 USDSale price $269.99 USD Regular priceUnit price / per$299.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax Down-Pipe Support Bracket
Regular price $22.49 USDSale price $22.49 USD Regular priceUnit price / per$24.99 USDSale -
PPE 2001-2004 GM 6.6L Duramax Boost Increase Valve
Regular price $23.39 USDSale price $23.39 USD Regular priceUnit price / per$25.99 USDSale -
PPE 2006-2010 GM 6.6L LBZ/LMM Intercooler Piping Silicone Hose Kit
Regular price $157.49 USDSale price $157.49 USD Regular priceUnit price / per$174.99 USDSale -
PPE 2004.5-2016 GM 6.6L Duramax 6mm 5-ply Silicone Hose #1 (a) - Turbo Outlet
Regular price $26.99 USDSale price $26.99 USD Regular priceUnit price / per$29.99 USDSale -
PPE 2011-2016 GM 6.6L Duramax PPE High-Capacity Cast Aluminum Engine Oil Pan
Regular price From $287.99 USDSale price From $287.99 USD Regular priceUnit price / per$319.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax PPE High-Capacity Cast Aluminum Engine Oil Pan
Regular price $278.99 USDSale price $278.99 USD Regular priceUnit price / per$309.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax PPE High-Capacity Cast Aluminum Engine Oil Pan
Regular price $260.99 USDSale price $260.99 USD Regular priceUnit price / per$289.99 USDSale -
PPE 2006-2010 GM 6.6L Duramax Crankcase Breather Repair Kit
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per$39.99 USDSale -
PPE 2006-2010 GM 6.6L Duramax PCV Crankcase Breather Repair Fittings (set of 2)
Regular price $26.99 USDSale price $26.99 USD Regular priceUnit price / per$29.99 USDSale -
PPE 2001 - 2016 6.6L GM Duramax Billet Aluminum Engine Oil Filler Cap
Regular price $31.49 USDSale price $31.49 USD Regular priceUnit price / per$34.99 USDSale -
PPE 2004-2010 GM 6.6L Duramax Viton O-Ring
Regular price $2.69 USDSale price $2.69 USD Regular priceUnit price / per -
PPE 2004.5-2010 GM 6.6L DURAMAX AND 2007.5-2018 CUMMINS 6.7L RACE FUEL VALVE
Regular price $22.49 USDSale price $22.49 USD Regular priceUnit price / per -
PPE 2001-2010 GM 6.6L Duramax CP3 Pump Fuel Feed Line Kit 3/8" With Fitting
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per -
PPE GM 6.6L Duramax CP3 Pump Inlet Fitting (1/2”)
Regular price $14.39 USDSale price $14.39 USD Regular priceUnit price / per -
PPE 2001-2016 GM 6.6L Duramax Air Bleeder Screw
Regular price $13.49 USDSale price $13.49 USD Regular priceUnit price / per -
PPE 2006-2010 GM 6.6L Duramax Standard Xcelerator
Regular price $449.99 USDSale price $449.99 USD Regular priceUnit price / per -
PPE 2006-2010 GM 6.6L Duramax Economy Xcelerator
Regular price $359.99 USDSale price $359.99 USD Regular priceUnit price / per -
LoadLifter 5000 Air Spring Kit 57354 2023-2024 F250/F350 4WD NOT DUALLY
Regular price $492.62 USDSale price $492.62 USD Regular priceUnit price / per -
Kingspeed Fully Fabricated Aluminum 47/48RE Transmission Pan
Regular price $329.99 USDSale price $329.99 USD Regular priceUnit price / per$350.00 USDSale -
Fleece Performance Fleece Performance Fuel Rail Pressure Harness for LML 6.6L Duramax FPE-HAR-DMAX-LML-RP
Regular price $69.99 USDSale price $69.99 USD Regular priceUnit price / per -
ATS Allison Performance Valve Body Fits 2001-2010 6.6L Duramax
Regular price $857.68 USDSale price $857.68 USD Regular priceUnit price / per -
ATS AURORA VFR 4000 TURBO FITS 2004-2010 6.6L DURAMAX
Regular price From $2,249.00 USDSale price From $2,249.00 USD Regular priceUnit price / per -
ATS Allison Co-Pilot Transmission Controller for 2001-2015 6.6L Duramax
Regular price $1,175.00 USDSale price $1,175.00 USD Regular priceUnit price / per -
ATS Allison Billet Flexplate for 2001-2019 6.6L Duramax
Regular price $785.00 USDSale price $785.00 USD Regular priceUnit price / per -
ATS ALLISON BILLET INPUT SHAFT FITS 2001-2016 6.6L DURAMAX
Regular price $793.00 USDSale price $793.00 USD Regular priceUnit price / per -
ATS 11.5 INCH 14-BOLT DIFFERENTIAL COVER FITS 2001-2019 6.6L DURAMAX
Regular price $280.00 USDSale price $280.00 USD Regular priceUnit price / per -
ATS ALLISON DEEP TRANSMISSION PAN FITS 2001-2018 6.6L DURAMAX 301-900-4248
Regular price $372.75 USDSale price $372.75 USD Regular priceUnit price / per
Unlock the Full Potential of Your Duramax with Premium Parts
Maximize your truck’s performance, reliability, and efficiency with our high-performance aftermarket Duramax parts and accessories.
Our selection of Duramax diesel performance parts is perfect for truck drivers who regularly demand more—more power, more torque, and more efficiency. Stop letting factory settings hold you back. Upgrade your rig with high-flow exhaust systems that let the engine breathe, advanced tuners to remap your fuel strategy, and reinforced engine components that know how to handle that extra muscle.
We know your truck is more than just a vehicle; it's a powerhouse that works as hard as you do. That’s why we source only top-tier Duramax accessories that deliver serious gains you can feel with every press of the pedal. Whether you're hauling heavy loads or just want to dominate the highway, our Duramax diesel performance parts provide the raw strength and reliability you need to keep your beast roaring.















