Collection: 2003-2004 5.9L 24V CUMMINS
2003-2004 5.9L 24V Cummins Performance Parts & Accessories
Upgrade Your 2003-2004 5.9L Cummins with High-Performance Parts
Take your 2003-2004 5.9L 24V Cummins to the next level with premium performance parts. Whether you’re looking to increase horsepower, improve towing capacity, or...
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Turbo Drain Tube Kit for 2003-2007 5.9L Cummins Fleece Performance
Regular price $99.99 USDSale price $99.99 USD Regular priceUnit price / per$104.99 USDSale -
Heater Feed and Return Hose Kit for 2003-2012 Cummins Fleece Performance
Regular price $99.99 USDSale price $99.99 USD Regular priceUnit price / per$104.99 USDSale -
Cummins Coolant Bypass Kit 2003-2007 Manual Transmission Fleece Performance
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per$397.95 USDSale -
Fuel System Upgrade Kit with PowerFlo Lift Pump for 03-04 Dodge Cummins Fleece Performance
Regular price $1,099.00 USDSale price $1,099.00 USD Regular priceUnit price / per$1,129.00 USDSale -
Cummins Dual Pump Controller Fleece Performance
Regular price $179.55 USDSale price $179.55 USD Regular priceUnit price / per$189.00 USDSale -
Replacement O-ring Kit for Cummins Coolant Bypass Kits Fleece Performance
Regular price $9.45 USDSale price $9.45 USD Regular priceUnit price / per$9.95 USDSale -
Turbocharger Oil Feed Line for S300 and S400 Turbos in the 2nd Gen Location on Cummins Engines Fleece Performance
Regular price $69.99 USDSale price $69.99 USD Regular priceUnit price / per$73.49 USDSale -
Turbo Drain Service Kit for Fleece Performance Cummins Drain Tubes
Regular price $4.75 USDSale price $4.75 USD Regular priceUnit price / per$4.99 USDSale -
Cummins Turbo Drain Tube Adapter Fleece Performance
Regular price $19.99 USDSale price $19.99 USD Regular priceUnit price / per$20.99 USDSale -
OE Replacement Head Gasket for 5.9L Cummins (Thick) Fleece Performance
Regular price $159.99 USDSale price $159.99 USD Regular priceUnit price / per$167.99 USDSale -
1998.5-2018 24v 5.9L/6.7L Cummins Rocker Arm Bridges Set of 12 Fleece Performance
Regular price $467.43 USDSale price $467.43 USD Regular priceUnit price / per$490.80 USDSale -
5.9L Cummins PowerFlo 750 Fleece Performance
Regular price $2,049.00 USDSale price $2,049.00 USD Regular priceUnit price / per$2,099.00 USDSale -
Cummins Crankshaft Barring Tool Fits all Stock 5.9L and 6.7L Stock Dampers and Fluidamprs Fleece Performance
Regular price $74.99 USDSale price $74.99 USD Regular priceUnit price / per$78.74 USDSale -
Cummins Coolant Bypass Kit 003-05 Auto Trans with Stainless Steel Braided Line Fleece Performance
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per$397.95 USDSale -
Exhaust Manifold Stud Kit
Regular price $215.00 USDSale price $215.00 USD Regular priceUnit price / per
2003-2004 5.9L 24V Cummins Performance Parts & Accessories
Upgrade Your 2003-2004 5.9L Cummins with High-Performance Parts
Take your 2003-2004 5.9L 24V Cummins to the next level with premium performance parts. Whether you’re looking to increase horsepower, improve towing capacity, or enhance off-road capabilities, our extensive range of components is designed to maximize engine performance, durability, and efficiency.
Key Categories:
- Engine & Performance: Turbochargers, intake systems, fuel systems, and exhaust components.
- Drivetrain & Suspension: Lift kits, shock absorbers, traction bars, and drivetrain parts.
- Exterior & Accessories: Custom grilles, bumpers, and more to enhance the look of your truck.
- Lighting & Accessories: Upgrades for better visibility and style with LED lights and more.
Why Choose Our Performance Parts?
Our high-performance parts are engineered to deliver superior power, reliability, and efficiency. Whether you're towing heavy loads, off-roading, or looking to improve daily driving performance, our parts are built to withstand demanding conditions and boost your Cummins' capabilities.






