Collection: 2001-2004 6.6L LB7 Duramax Fuel System Upgrades
2001-2004 6.6L LB7 Duramax Fuel System Upgrades
Maximize the power and efficiency of your 2001-2004 6.6L LB7 Duramax with our premium fuel system upgrades. Designed to improve fuel delivery, optimize combustion, and increase horsepower, these components are essential for drivers looking to get the most out of their Duramax. Whether...
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PPE 2001-2004 GM 6.6L Duramax Race Fuel Valve
Regular price $41.39 USDSale price $41.39 USD Regular priceUnit price / per -
PPE 2001-2010 GM 6.6L Duramax Fuel Rail Pressure Harness
Regular price $44.99 USDSale price $44.99 USD Regular priceUnit price / per$49.99 USDSale -
PPE 2001-2005 GM 6.6L Duramax Fuel Rail Mount Kit - GM 6.6L Duramax
Regular price $41.39 USDSale price $41.39 USD Regular priceUnit price / per$45.99 USDSale -
PPE 2001 GM 6.6L Duramax Dual Fueler Installation Kit without pump (Built To Order)
Regular price $1,259.99 USDSale price $1,259.99 USD Regular priceUnit price / per$1,399.99 USDSale -
PPE 2002-2004 GM 6.6L Duramax Dual Fueler Installation Kit without pump (Built To Order)
Regular price $1,259.99 USDSale price $1,259.99 USD Regular priceUnit price / per$1,399.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax 7Y-Spoke Style Billet Aluminum Pulley Wheel
Regular price $179.99 USDSale price $179.99 USD Regular priceUnit price / per$199.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax Billet Aluminum Pulley Wheel 816 Style
Regular price $179.99 USDSale price $179.99 USD Regular priceUnit price / per$199.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax Dual Fueler Race Valve
Regular price $89.99 USDSale price $89.99 USD Regular priceUnit price / per$99.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax CP3 Pump Fuel Feed Line Kit
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per$39.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax CP3 Pump Fuel Feed Line Kit 1/2" Without Fitting
Regular price $17.99 USDSale price $17.99 USD Regular priceUnit price / per$19.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax CP3 Pump Fuel Feed Line Kit 3/8 inch Without Fitting
Regular price $17.99 USDSale price $17.99 USD Regular priceUnit price / per$19.99 USDSale -
PPE GM 6.6L Duramax CP3 Pump Inlet Fitting (3/8”)
Regular price $14.39 USDSale price $14.39 USD Regular priceUnit price / per$15.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax High-Capacity Premium Efficiency Fuel Filter
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per$39.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax Lift Pump Install Kit - 1/2" to 5/8" (use with PPE Fuel Pickup)
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per$39.99 USDSale -
PPE 2001-2010 GM 6.6L Duramax Lift Pump Install Kit - 1/2" to 1/2" (use with stock fuel pickup)
Regular price $35.99 USDSale price $35.99 USD Regular priceUnit price / per$39.99 USDSale -
PPE 2001-2005 GM 6.6L Duramax Billet Aluminum Fuel Pickup with lift pump fittings, hose and clamps
Regular price $202.49 USDSale price $202.49 USD Regular priceUnit price / per$224.99 USDSale -
PPE 2001-2005 GM 6.6L Duramax Billet Aluminum Fuel Pickup Kit
Regular price $167.39 USDSale price $167.39 USD Regular priceUnit price / per$185.99 USDSale -
PPE 2001-2016 GM 6.6L Duramax Air Bleeder Screw
Regular price $13.49 USDSale price $13.49 USD Regular priceUnit price / per$14.99 USDSale -
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 Diesel Fuel Lift Pump
Regular price $179.99 USDSale price $179.99 USD Regular priceUnit price / per -
S&B 10-1023 62-Gallon Replacement Fuel Tank
Regular price $1,449.00 USDSale price $1,449.00 USD Regular priceUnit price / per -
S&B 10-1013 65-Gallon Replacement Fuel Tank
Regular price $1,449.00 USDSale price $1,449.00 USD Regular priceUnit price / per -
Exergy Performance 0-2000 Bar (29,000 PSI) Rail Pressure Sensor
Regular price $240.00 USDSale price $240.00 USD Regular priceUnit price / per -
Exergy Performance 0-2400 Bar (34,800 PSI) Rail Pressure Sensor
Regular price $280.00 USDSale price $280.00 USD Regular priceUnit price / per -
Exergy Performance 0-2200 Bar (32,000 PSI) Rail Pressure Sensor
Regular price $260.00 USDSale price $260.00 USD Regular priceUnit price / per -
Exergy Performance 0-2700 Bar (39,100 PSI) Rail Pressure Sensor with Connector
Regular price $300.00 USDSale price $300.00 USD Regular priceUnit price / per
2001-2004 6.6L LB7 Duramax Fuel System Upgrades
Maximize the power and efficiency of your 2001-2004 6.6L LB7 Duramax with our premium fuel system upgrades. Designed to improve fuel delivery, optimize combustion, and increase horsepower, these components are essential for drivers looking to get the most out of their Duramax. Whether you're towing, off-roading, or just looking for improved performance, our fuel system parts provide the enhanced functionality and reliability your truck needs.
High-Performance Fuel System Components for 6.6L LB7 Duramax
Our fuel system upgrades for the 2001-2004 6.6L LB7 Duramax include high-flow fuel injectors, fuel pumps, fuel filters, and more. These components work together to provide optimal fuel delivery, better fuel atomization, and improved engine performance. With enhanced fuel flow, your Duramax will experience improved throttle response, better fuel economy, and increased power, even under heavy load or extreme conditions.
Why Choose Our Fuel System Upgrades?
Upgrading your fuel system is one of the most effective ways to boost your Duramax's overall performance. Our parts are designed to handle increased horsepower, provide cleaner fuel delivery, and optimize combustion efficiency. Whether you’re looking to increase towing power, improve fuel efficiency, or boost overall engine performance, our high-quality fuel system components are built to meet the demands of your 2001-2004 6.6L LB7 Duramax.
Key Features:
- Increased Fuel Flow: High-flow injectors and pumps provide better fuel delivery for more power and performance.
- Enhanced Combustion Efficiency: Improved fuel atomization for better engine efficiency and performance.
- Reliable Components: Built to handle high power output, extreme conditions, and heavy-duty driving.


