UnderDog Diesel CP3 Conversion Kit UDD-CP3CK | 2011-2016 Duramax 6.6L LML

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CP3 Conversion Kit After years of creating popular bundle kits with different components to simplify installation, we are proud to announce our complete CP3 Conversion Kit. This ki t is designed to provide the best and easiest install possible while delivering the durability and performance you need. Kit Includes: Billet anodized CP3 mounting plate O-ring for the mounting plate to engine seal 1/2" barbed inlet fitting AN return line fitting kit Low-pressure line routing kit 9th injector plug Rail cap & plug Stainless high-pressure fuel line Optional Add-Ons: Regulator extension harness (for easier connection, not required) Fuel feed hose (for those retaining the factory fuel filter) Show more