Regular price $1,097.25 Sale

The DDP ISBXX High Flow Injectors for your 98.5-02 Dodge 5.9L Cummins are hailed as the benchmark in 24 valve performance, DDP B series Injectors rule competitions internationally. Whether you want to make big power, or just get your 5th wheel to the camp ground a bit faster, DDP B series Injectors are the answer. Your mileage will increase over stock with these Injectors. You will likely see 1-2 miles per gallon after your excitement wears off. Sold as a set. (Gains not including high hp &  competition injectors)

  • 1-Year Unlimited Mileage Warranty
  • 1-2 MPG Increase Commonly Seen
  • Competition Injectors Also Available
Product Options:
DDP ISB50: 50HP - Excellent mileage, stock like smoke, quiets engine noise.
DDP ISB75: 75HP - Maximum size for stock turbo. 
DDP ISB100: 100HP - Excellent mileage and response used up to 450RWHP
DDP ISB125: 125HP - Upgraded turbo & fuel system. Biggest street injector recommended.
DDP ISB150: 150HP - Twin turbos, some idle haze. Light towing only.
DDP ISB200: 200HP - A lot of air required. Not for towing.
Some 98.5 trucks will need connector tubes. If your engine serial numer is lesser than 56462598, you will be required to purchase them or your new injectors will not seal properly.
Competition Injectors are built upon completion of race waiver. Super Mental Series are for off-road fuel, race or pulling truck only and are sold without warranty.