Fits: 2017 thru 2025 Chevy Silverado/GMC Sierra 2500HD/3500HD L5P Duramax Diesel
This Wehrli Custom Fabrication CP3 conversion kit is the perfect solution for trucks with bigger turbo kits and injectors that have reached the limits of the stock HP4 injection pump and are in search of more power.
Includes:
- Your choice of Exergy Sportsman, 10mm, 12mm, or 14mm CP3 pump
- Black Anodized Billet Aluminum CP3 pump mount plate
- High pressure fuel line
- High pressure rail fitting
- Fuel line and clamps
- Stainless CP3 barb fitting
- Stainless hardware
Notes:
- Requires use of an aftermarket low pressure CP3 compatible lift pump
- Not compatible with OEM L5P in-tank pump or high pressure lift pumps designed for use with HP4 injection pumps
- Custom tuning is required
- This is a racing product for competition use only