Collection: 2003-2004 5.9L 24V Cummins
Maximize Your 2003-2004 5.9L 24V Cummins Performance with Tameless Performance
Welcome to the Tameless Performance collection for 2003-2004 5.9L 24V Cummins engines. Our selection of top-quality performance parts is designed to enhance the power, efficiency, and durability of your Cummins engine. Whether you're looking to increase horsepower, improve fuel economy,...
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S&S Diesel Injector Nozzles for Dodge 5.9 2003-2004
Regular price From $799.68 USDSale price From $799.68 USD Regular priceUnit price / per -
S&S Diesel Early 5.9L Cummins Injectors for 2003-2004 Dodge RAM
Regular price From $2,088.00 USDSale price From $2,088.00 USD Regular priceUnit price / per -
ATS ArcFlow Intake Manifold for 1994-Early 2007 Dodge 5.9L Cummins
Regular price $324.99 USDSale price $324.99 USD Regular priceUnit price / per -
Borgeson 000952 Heavy-Duty Steering Shaft for 2003-2013 Dodge Ram
Regular price $317.52 USDSale price $317.52 USD Regular priceUnit price / per -
South Bend Clutch DDC3850-5 Competition Dual Disc Clutch
Regular price $2,321.08 USDSale price $2,321.08 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-HG-5.9-FR Fire Ring Head Gasket for 5.9L Cummins
Regular price $339.00 USDSale price $339.00 USD Regular priceUnit price / per -
Fleece Performance FPE-TC-CUMM-0307 Transmission Cooler and Line Kit for 2003-2007 Dodge Ram 2500/3500
Regular price $899.00 USDSale price $899.00 USD Regular priceUnit price / per -
Fleece Performance FPE-SF-CUMM-0304 SureFlo® Performance Sending Unit for 2003-2004 Dodge Ram
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-HFFBA-0318 Heated Fuel Filter Conversion Kit for 2003-2018 Dodge Ram Cummins
Regular price $449.00 USDSale price $449.00 USD Regular priceUnit price / per -
Fleece Performance FPE-34755 Fuel System Upgrade Kit for 2003-2004 Dodge Cummins
Regular price $1,099.00 USDSale price $1,099.00 USD Regular priceUnit price / per -
Fleece Performance FPE-DPK-59-0307 5.9L Dual Pump Hardware Kit for 2003-2007 Cummins
Regular price $780.00 USDSale price $780.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-S2-PROD 24V Cummins Stage 2 Pushrods
Regular price $400.14 USDSale price $400.14 USD Regular priceUnit price / per -
Fleece Performance FPE-34797 Cummins 24V Spring and Retainer Set
Regular price $499.99 USDSale price $499.99 USD Regular priceUnit price / per -
Fleece Performance FPE-34211-RED-SPK Spoke Design Cummins Dual Pump Pulley (Red)
Regular price $219.00 USDSale price $219.00 USD Regular priceUnit price / per -
Fleece Performance FPE-34610-PC 5.9L Dual Pump Bracket and Mounting Hardware for 2003-2007 Cummins
Regular price $94.99 USDSale price $94.99 USD Regular priceUnit price / per -
Fleece Performance FPE-BRAB-C1 Billet Rocker Arm Bridges for 1998.5+ 24V 5.9L/6.7L Cummins
Regular price $467.43 USDSale price $467.43 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-3G Fuel Distribution Block for 2003-2007 3rd Gen Dodge Cummins
Regular price $166.66 USDSale price $166.66 USD Regular priceUnit price / per -
Fleece Performance FPE-FFD-RF-HF-KIT-3G Cummins Fuel Distribution Block Hose and Fitting Kit for 2003-2007 5.9L Cummins
Regular price $160.95 USDSale price $160.95 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3K-5.9 CP3K for 5.9L Cummins
Regular price $1,449.00 USDSale price $1,449.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-CP3-10MM-5.9 PowerFlo® 750 CP3 for 5.9L Cummins
Regular price $2,049.00 USDSale price $2,049.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-0305-SS Coolant Bypass Kit for 2003-2005 Cummins (Automatic Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-0305 Coolant Bypass Kit for 2003-2005 Cummins (Automatic Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-MAN-SS Coolant Bypass Kit for 2003-2007 Cummins (Manual Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CLNTBYPS-CUMMINS-MAN Coolant Bypass Kit for 2003-2007 Cummins (Manual Transmission)
Regular price $379.00 USDSale price $379.00 USD Regular priceUnit price / per -
Fleece Performance FPE-T4PED-SPACER1.5 T4 Pedestal Spacer - 1.5" Thick
Regular price $119.74 USDSale price $119.74 USD Regular priceUnit price / per -
Fleece Performance FPE-T4PED-SPACER1.0 T4 Spacer - 1.0" Thick
Regular price $99.74 USDSale price $99.74 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-59E-LB-HD 2003-2004 Freedom Street HD Series 5.9L Cummins Common Rail Long Block
Regular price $15,499.00 USDSale price $15,499.00 USD Regular priceUnit price / per -
Fleece Performance FPE-CUMM-59E-LB 2003-2004 Freedom Street Series 5.9L Cummins Common Rail Long Block
Regular price $10,499.95 USDSale price $10,499.95 USD Regular priceUnit price / per
Maximize Your 2003-2004 5.9L 24V Cummins Performance with Tameless Performance
Welcome to the Tameless Performance collection for 2003-2004 5.9L 24V Cummins engines. Our selection of top-quality performance parts is designed to enhance the power, efficiency, and durability of your Cummins engine. Whether you're looking to increase horsepower, improve fuel economy, or ensure long-term reliability, we have the parts and accessories you need.
Explore Our Top Performance Parts for 2003-2004 5.9L 24V Cummins
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High-Performance Turbochargers
Take your 5.9L Cummins to new heights with our selection of high-performance turbochargers. Designed for increased airflow and boost, our turbochargers deliver the power and responsiveness your engine deserves. -
Fuel Injectors and Pumps
Ensure optimal fuel delivery and combustion with our premium fuel injectors and pumps. Our components are precision-engineered to provide consistent performance and efficiency, making them a perfect upgrade for your 2003-2004 5.9L Cummins. -
Exhaust Systems
Improve exhaust flow and reduce backpressure with our high-quality exhaust systems. Our products are designed to maximize horsepower and torque while providing a deep, aggressive exhaust note. -
Cold Air Intakes
Enhance your engine's performance and efficiency with our range of cold air intakes. These intakes provide cooler, denser air to your engine, resulting in improved combustion and increased power output.


















