Warren Diesel Injection

This is our smallest upgrade. We modify your injector to flow 20cc over stock. You will see a gain in fuel economy and low end torque. With these ...

This is our most popular injector. They flow 40cc’s of fuel over stock, and with larger nozzles flow fuel faster for higher RPM horsepower gains.  ...

These injectors are capable of 550+ RWHP. They pair well with a stage 2 or bigger VGT charger and do very well with a S362 or larger fixed geometry...

Warren Diesel Stock OEM Replacement Injector Set (8). We remanufacture all internal mating surfaces, inspect all pieces of the injector, replace de...

These are the biggest conventional injectors you can run on a stock HPOP. They are capable of 600+ RWHP. They pair well with big VGT turbos and wi...

After months of testing and data logging, we are happy to introduce our DIY (Do It Yourself) 6.7L Powerstroke 55% over injection pump barrel and pl...