GM CP4 to CP3 Conversion Kit For 11-16 LML 6.6L Duramax Includes Pump Industrial Injection

This kit is designed to work with factory OE trucks without tuning and modifications. Factory emissions must be intact. Industrial Injection is the leading distributor, supplier and remanufacturer of diesel fuel systems, turbochargers, and engines.

Your Top Choice for the top diesel products for On/Off highway, industrial, marine, automotive, and agricultrual applications.

Our experience in fuel injection, turbocharger, and engine components is unmatched. Industrial Injection will always deliver the best products for your light, medium, and heavy duty diesel.

No Tuning Needed Our CP3 Conversion Kit is a direct replacement for the factory CP4 and will not cause check engine lights. No need to spend extra money on custom tuning or programmers, our kit works with the factory tuning.

Emissions Compliant Our CP3 Conversion Kit has been designed to be used with all of the factory emissions equipment. Your truck will run as if it was from the factory.

Proven Reliability The CP3 fuel pump is proven to have longevity and to be reliable in performance applications.

Remove the Worries The CP4 has known failure issues that cannot be remedied. These issues, if they occur, can cause damage to other major fuel system components.