Collection: 2003-2004 5.9L 24V Cummins Engine & Performance
2003-2004 5.9L 24V Cummins Engine & Performance
Unlock Maximum Power with Engine & Performance Parts for Your 2003-2004 5.9L Cummins
Boost your truck's power, efficiency, and reliability with high-performance engine parts and accessories for the 2003-2004 5.9L 24V Cummins. Whether...
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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 -
Cummins Dual Pump Idler Pulley Spacer and Bolt For use with FPE-34022 Fleece Performance
Regular price $48.98 USDSale price $48.98 USD Regular priceUnit price / per$51.43 USDSale -
Replacement EPDM Cooland Bypass Hose MY2003-2005 Fleece Performance
Regular price $25.99 USDSale price $25.99 USD Regular priceUnit price / per$27.29 USDSale -
Cummins Turbo Drain Tube Adapter Fleece Performance
Regular price $19.99 USDSale price $19.99 USD Regular priceUnit price / per$20.99 USDSale -
2003-2016 Cummins CP3X2 Harness Fleece Performance
Regular price $72.13 USDSale price $72.13 USD Regular priceUnit price / per$75.74 USDSale -
HP Fuel Line Adaptation Kit - 5.9L to 6.7L Cummins CP3 Fleece Performance
Regular price $119.99 USDSale price $119.99 USD Regular priceUnit price / per$125.99 USDSale -
03-18 Cummins CP3 Nut Cover Fleece Performance
Regular price $64.82 USDSale price $64.82 USD Regular priceUnit price / per$68.24 USDSale -
94-18 Dodge 2500/3500 Cummins Coolant Bypass Service Kit Fleece Performance
Regular price $27.99 USDSale price $27.99 USD Regular priceUnit price / per$29.39 USDSale -
34.5 Inch Common Rail/VP44 Cummins Coolant Bypass Hose Stainless Steel Braided Fleece Performance
Regular price $75.76 USDSale price $75.76 USD Regular priceUnit price / per$79.75 USDSale -
Cummins Coolant Bypass Kit 03-07 Manual Transmission w/ Stainless Steel Braided Line Fleece Performance
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per$397.95 USDSale -
PowerFlo 1000 CP3 for 2003-2007 5.9L Cummins Fleece Performance
Regular price $2,649.00 USDSale price $2,649.00 USD Regular priceUnit price / per$2,699.00 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 -
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 -
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 -
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 -
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 -
Cummins Turbo Drain Adapter to 7/8 Inch Hose For 98.5-21 RAM 2500/3500 Fleece Performance
Regular price $19.99 USDSale price $19.99 USD Regular priceUnit price / per$20.99 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 -
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 -
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 Dual Pump Controller Fleece Performance
Regular price $179.55 USDSale price $179.55 USD Regular priceUnit price / per$189.00 USDSale -
Billet Aluminum Oil Cap Dodge Diesel Trucks 03-14 L6-5.9/6.7L (td) aFe Power
Regular price $88.00 USDSale price $88.00 USD Regular priceUnit price / per$110.00 USDSale -
Scorcher HD Power Module Dodge Diesel Trucks 03-04 L6-5.9L (td) aFe Power
Regular price $451.00 USDSale price $451.00 USD Regular priceUnit price / per$563.75 USDSale -
Magnum Flow Inverted Replacement Air Filter (Irf) w/ Pro Guard 7 Media Dodge/Ram Diesel Trucks 03-24 L6-5.9/6.7L (td) aFe Power
Regular price $144.00 USDSale price $144.00 USD Regular priceUnit price / per$180.00 USDSale -
Magnum Flow OE Replacement Air Filter w/ Pro Guard 7 Media & Foam Pre-Filter Dodge Diesel Trucks 03-26 L6-5.9L/6.7L (td) aFe Power
Regular price $144.00 USDSale price $144.00 USD Regular priceUnit price / per$180.00 USDSale -
Magnum Flow OE Replacement Air Filter w/ Pro Guard 7 Media Dodge Diesel Trucks 1993 L6-5.9L (td) aFe Power
Regular price $120.00 USDSale price $120.00 USD Regular priceUnit price / per$150.00 USDSale -
Magnum Force Stage-2 Cold Air Intake System w/ Pro 5R Filter Dodge Diesel Trucks 03-09 L6-5.9/6.7L (td) aFe Power
Regular price $435.00 USDSale price $435.00 USD Regular priceUnit price / per$543.75 USDSale -
Magnum Force Stage-2 Cold Air Intake System w/ Pro 5R Filter Dodge Diesel Trucks 03-07 L6-5.9L (td) aFe Power
Regular price $376.00 USDSale price $376.00 USD Regular priceUnit price / per$470.00 USDSale
2003-2004 5.9L 24V Cummins Engine & Performance
Unlock Maximum Power with Engine & Performance Parts for Your 2003-2004 5.9L Cummins
Boost your truck's power, efficiency, and reliability with high-performance engine parts and accessories for the 2003-2004 5.9L 24V Cummins. Whether you need turbochargers, intake systems, or fuel system upgrades, we offer premium components from top brands like Banks, Fleece Performance, and H&S Motorsports to enhance your engine's capabilities.
High-Performance Engine Components for 5.9L Cummins
Our engine performance parts are designed to increase horsepower, torque, and overall engine efficiency. From upgraded fuel systems to custom tuning and turbocharger parts, these components ensure your truck is ready for heavy-duty use or high-performance applications.
Why Choose Our Engine & Performance Parts?
Upgrading your engine with the right performance parts ensures better power delivery, improved fuel economy, and enhanced towing capacity. These products are engineered for durability and optimal performance under the toughest conditions.
Key Features:
- Increased Power: Boosts horsepower and torque for superior engine performance.
- Enhanced Efficiency: Improves fuel economy and overall engine performance.
- Durability: Built to withstand heavy-duty use and extreme driving conditions.

















