Wehrli CP3 Conversion Kit 17-26 Duramax L5P Includes Custom Exergy 10mm CP3 100456

These kits are the perfect solution for trucks with bigger turbo kits and injectors that have reached the limits of the stock HP4 pump and are in search of more power. Requires use of an aftermarket low pressure / CP3 compatible lift pump with 15-20PSI of pressure. Not compatible with OEM L5P in-tank pump or high pressure lift pumps designed for use with HP4 injection pumps. The 10mm pump pairs well with S372, S463, and S467.7 kits with Exergy 60 or 100% over injectors targeting power levels up to 850 HP to the wheels. NOTE: CUSTOM TUNING IS REQUIRED. This is a Racing Product for Competition use only.