2003–2004 Dodge 5.9L Cummins 305HP Common Rail Diesel Parts

The 2003-early 2004 Dodge Ram featured the 5.9L Cummins High Output engine, delivering 305 horsepower and 555 lb-ft of torque. This generation marked a significant upgrade with the introduction of the Bosch High-Pressure Common Rail (HPCR) fuel injection system, providing improved fuel efficiency, smoother operation, and cleaner emissions. Paired with a redesigned Dodge Ram platform, this Cummins engine became a popular choice for towing and heavy-duty work. Known for its power and reliability, it set a new standard for diesel trucks in the early 2000s.

SHOP FOR 2003-EARLY 2004.5 DODGE 5.9L 305HP CUMMINS DIESEL PARTS

Ford IDI & Power Stroke

GMC / Chevrolet Duramax

Dodge / Ram Cummins

Mid-Range / Heavy Duty / Heavy Machinery

Accessories

Gas Injectors

Brands

2003 - 2004.5 5.9L CUMMINS

Choose a category

MBRP T304 Stainless Steel Exhaust Tip T5052 – 5" OD Angled Single Wall | 4" Inlet | 12" Length

MBRP T304 Stainless Steel Exhaust Tip T5050 – 5" OD Rolled Straight End | 4" Inlet | 12" Length

MBRP Black Coated Exhaust Tip T5051BLK – 5" OD Angled Rolled End | 4" Inlet | 12" Length

MBRP T304 Stainless Steel Exhaust Tip – 5" OD Angled Rolled End | 4" Inlet | 12" Length

Intake Grid Heater Delete Spacer for 1998.5-2007 Dodge Ram 5.9L Cummins Diesel

1989-2007 Dodge 5.9L Cummins Exhaust Manifold to Turbo Mounting Studs / Nuts Kit

Turbo Oil Feed Line Tube with Connectors for 2003-2018 Dodge 5.9L/6.7L Cummins

2003 2004.5 Dodge 5.9L Cummins Reman Stock Turbocharger Cast Iron Compressor Wheel

2003 2004.5 Dodge 5.9L Cummins New Stock Turbocharger Cast Iron Compressor Wheel H1350104N CAST WHEEL

Titanium Series FASS Fuel Air Separation System For 1998.5-2004 Dodge 5.9L Cummins - Non Retrofit

Titanium Series FASS Fuel Air Separation System For 1998.5-2004 Dodge 5.9L Cummins (IN-TANK RETROFIT)/2005-2018 Dodge 5.9L/6.7L Cummins

1998-2004 Dodge 5.9L RAM 2500 3500 Cummins Throttle Position Sensor (TPS-APPS)