CP3 Conversion Kit with CP3 for 2011-2016 LML Duramax Duramax L5P and filter minder port

and filter minder port

The main task of both kits is to supply the CP4 case and the metering unit/plungers independently with clean

These injectors come with a 30% Nozzle

the Holset Cheetah does not require any expensive kit or specialized tuning

Aluminum Tube with Polished Finish

CP3 Conversion Kit with CP3 for 2011-2016 LML Duramax Duramax L5P and filter minder portConvert your LML's fuel system from a CP4 to a CP3. Improve your LML Duramax's reliability and fueling capability with a CP3 conversion. Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax platforms. Failures of the CP4 are extremely costly and require replacement of the entire fuel system. Avoid a costly failure down the road and convert your CP4 to a CP3 with our complete, no tuning