Collection: 2004.5-2005 6.6L LLY Duramax Fuel System Upgrades
2004.5-2005 6.6L LLY Duramax Fuel System Upgrades
Boost the performance and efficiency of your 2004.5-2005 6.6L LLY Duramax with our top-tier fuel system upgrades. Designed to improve fuel delivery, optimize combustion, and increase horsepower, these components are essential for drivers looking to push their Duramax to its full potential. Whether...
-
Fleece Performance Multiuse Pressure Sensor 36 Inch Pigtail FPE-HAR-MU-PT-6
Regular price $24.99 USDSale price $24.99 USD Regular priceUnit price / per -
Fleece Performance Multi-Use Sensor Pigtail - No 8 FPE-HAR-MU-PT-8
Regular price $14.99 USDSale price $14.99 USD Regular priceUnit price / per -
Fleece Performance Fuel Pressure Regulator and Multiuse Pigtail FPE-HAR-FPR-PT
Regular price $27.99 USDSale price $27.99 USD Regular priceUnit price / per -
S&S Diesel Injector Nozzles for Duramax LLY 2004.5-2005
Regular price From $1,064.00 USDSale price From $1,064.00 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 -
Exergy Performance 2004.5-2005 LLY Duramax Inlet Metering Valve (FCA/MProp)
Regular price $189.00 USDSale price $189.00 USD Regular priceUnit price / per -
Exergy Performance 2004.5-2005 LLY Duramax Rail Pressure Sensor
Regular price $252.00 USDSale price $252.00 USD Regular priceUnit price / per -
Exergy Performance 2006-2007 LBZ Duramax Rail Pressure Sensor
Regular price $240.00 USDSale price $240.00 USD Regular priceUnit price / per -
Exergy Performance Cummins 6.7 & Duramax LLY/LBZ/LMM Pressure Relief Valve
Regular price From $240.00 USDSale price From $240.00 USD Regular priceUnit price / per -
Exergy Performance 2004.5-2005 LLY Duramax New Fuel Injectors – Set of 8
Regular price From $4,728.00 USDSale price From $4,728.00 USD Regular priceUnit price / per -
Exergy Performance 2004.5-2005 LLY Duramax Remanufactured Fuel Injectors – Set of 8
Regular price From $3,392.00 USDSale price From $3,392.00 USD Regular priceUnit price / per -
BD-Built Duramax LLY CR Injector 60hp-90hp Chevy 2004.5-2006 6.6L
Regular price From $437.95 USDSale price From $437.95 USD Regular priceUnit price / per -
R900 12mm Duramax Stroker CP3 Injection Pump 6.6L Chevy Duramax 2001-2010
Regular price $2,574.00 USDSale price $2,574.00 USD Regular priceUnit price / per -
FUEL RAIL PLUG CHEVY 2500/3500 6.6L DURAMAX 2004.5-2010 / DODGE 2500/3500 6.7L CUMMINS 2007.5-2018
Regular price $44.95 USDSale price $44.95 USD Regular priceUnit price / per -
Injection Pump Stock Exchange CP3 Chevy LLY 6.6L Duramax 2004.5-2005
Regular price $848.95 USDSale price $848.95 USD Regular priceUnit price / per -
VENOM FUEL LIFT PUMP C/W FILTER & SEPARATOR CHEVY 6.6L DURAMAX 2001-2010
Regular price $819.95 USDSale price $819.95 USD Regular priceUnit price / per -
Flow-MaX Tank Sump Kit
Regular price $185.95 USDSale price $185.95 USD Regular priceUnit price / per -
Flow-MaX Monster 1/2in Line Kit
Regular price $171.95 USDSale price $171.95 USD Regular priceUnit price / per -
Flow-MaX Add-On Post Fine Particle Fuel Filter Kit
Regular price $86.95 USDSale price $86.95 USD Regular priceUnit price / per -
Flow-MaX Add-On Pre Water Separator Filter Kit
Regular price $93.95 USDSale price $93.95 USD Regular priceUnit price / per -
Venom Lift Pump Replacement Filter Dual-Pack - Fuel & Water Separator
Regular price $57.95 USDSale price $57.95 USD Regular priceUnit price / per -
Tameless Performance Billet Fuel Tank Sump Kit – Universal Diesel
Regular price $135.00 USDSale price $135.00 USD Regular priceUnit price / per -
BD-Built Duramax LLY Injector Stock/StockPlus (0986435504) Chevy/GMC 2004.5-2006
Regular price From $325.95 USDSale price From $325.95 USD Regular priceUnit price / per -
PPE 2001-2005 GM / 2003-2017 Dodge Fuel Rail Pressure Gauge 513010000
Regular price $125.99 USDSale price $125.99 USD Regular priceUnit price / per$135.99 USDSale
2004.5-2005 6.6L LLY Duramax Fuel System Upgrades
Boost the performance and efficiency of your 2004.5-2005 6.6L LLY Duramax with our top-tier fuel system upgrades. Designed to improve fuel delivery, optimize combustion, and increase horsepower, these components are essential for drivers looking to push their Duramax to its full potential. Whether you're aiming for better towing performance, more power for off-roading, or improved fuel economy, our fuel system upgrades provide the performance and reliability you need.
High-Performance Fuel System Upgrades for 6.6L LLY Duramax
Our fuel system components for the 2004.5-2005 6.6L LLY Duramax are engineered to maximize fuel flow and improve overall engine efficiency. These upgrades include high-flow fuel injectors, fuel pumps, filters, and other critical components designed to deliver more consistent fuel delivery and better fuel atomization. With these parts, you’ll experience smoother acceleration, improved power output, and optimized fuel efficiency.
Why Choose Our Fuel System Upgrades?
Upgrading your fuel system ensures that your engine receives the proper fuel flow to maximize performance. Whether you’re increasing horsepower for heavy towing, seeking a more responsive throttle, or just looking to improve your truck’s efficiency, these upgrades provide the solution. Our high-performance fuel components will improve combustion efficiency and ensure that your engine is getting the clean, high-quality fuel it needs.
Key Features:
- Increased Fuel Flow: High-flow injectors and pumps provide the fuel your engine needs for optimal performance.
- Enhanced Efficiency: Improved fuel delivery and atomization lead to better combustion, fuel economy, and engine response.
- Reliability: Built to withstand extreme conditions and improve the lifespan of your Duramax fuel system.










