DDP DDP4BTP-COMP CUMMINS P-PUMP 4BT CUSTOM INJECTOR SET

The DDP 4BTP‑COMP is Dynamite Diesel’s premier injector set for 4BT–P‑Pump Cummins engines. Each unit is custom built and matched to your exact modification level and performance targets, ranging from 300 up to 575+ RWHP. These injectors are crafted using new internals, eliminating reman cores, and require a signed race waiver prior to ordering.

Key Highlights

• Custom-matched to your build—tailored fuel flow and spray pattern for your engine setup

• Brand-new OE-quality components, not remanufactured—ensuring cleaner performance

• No core return, no warranty, no returns—race-grade product
  

• Requires race waiver and is not California-legal
  

• Ideal for drag, sled, or compound turbo combinations

Fitment & Builder Requirements

• Engines: 3.9L Cummins 4BT equipped with Bosch P‑Pump

• Builders: Must have dual-feed plumbing and tune support to match injectors

• Power Goals: Perfect for 300–575+ RWHP applications

• Installation: Demands custom lift pump, tuning, and dyno calibration

Recommended Setup

• Adequate lift pump flow (≥60 GPH), filtration, and plumbing

• Experienced tuning support (EFI Live, MM3, etc.)

• Compete in non-street legal events (track, pull, etc.)