6.7 Cummins (2007.5-2018) 30% Fuel Injectors (SET OF 6) Duramax LLY Failures of the CP4 are

Failures of the CP4 are extremely costly and require replacement of the entire fuel system

just bolt it in and go

Fully cast design 100% Designed and Made in the USA Custom cast bungs on the top of the intake to ensure a 100% seal with an o-ring plug 150-250 degree EGT drop Faster Spool Increased fuel economy Supporting mod for more power Retains EGR Valve

and our valley feed line to support aftermarket lift pump and filter applications

including both automatic and manual equipped transmissions

6.7 Cummins (2007.5-2018) 30% Fuel Injectors (SET OF 6) Duramax LLY Failures of the CP4 areS&S Motorsport injectors are built to the highest possible standards of any fuel components on the common rail market. Whether you make the choice to start with an OEM quality reman or brand new, each injector is carefully modified to your desired size then balanced precisely as a matched set to ensure smooth running and highly efficient results. S&S Diesel Motorsport uses custom injector testing equipment, modified in house, to thoroughly validate