5.9 Cummins Remanufactured 180HP Injector Set (60% Over) – DDP 305-180

Upgrade your 2003–2004 5.9L Cummins with the DDP 305-180 remanufactured injector set. These 60% over-stock injectors deliver significantly more fuel than OEM units, supporting high-performance builds up to 975 rear-wheel horsepower when used with the proper supporting modifications.

Each injector is remanufactured, flow-tested, and sold as a balanced and matched set of six for consistent fueling and smooth operation. They use SAC-style nozzles and are built to meet or exceed OEM standards, making them a popular choice for serious 5.9 Cummins performance applications.

Key Features

• 60% increased flow over stock injectors
• Supports up to 975 RWHP with proper mods
• Approximately +180 HP potential
• Remanufactured and flow-balanced as a matched set
• SAC-style nozzles
• Precision fueling for high-output builds

Fitment

• 2003–2004 Dodge Ram 2500 / 3500
• 5.9L Cummins common-rail diesel

Requirements & Notes

• Modified or dual CP3 high-pressure pump required
• Exhaust gas temperature (EGT) pyrometer mandatory
• Custom tuning and supporting modifications (turbo, fuel system, transmission) strongly recommended
• Core charge applies (refundable when old injectors are returned)

These injectors are intended for high-performance and competition use. They are not a drop-in street upgrade for a stock truck.