CP3 Conversion Hardware Kit (No Pump) for 2011-2016 LML Duramax L5P 590 mm3 /rev displacement

590 mm3 /rev displacement

O-Ring Seal and Stainless Hardware

5-time strength improvement over factory bridges

We would recommend a regulated fuel return along with a fuel pump upgrade

and will flow up to 3

CP3 Conversion Hardware Kit (No Pump) for 2011-2016 LML Duramax L5P 590 mm3 /rev displacementConvert 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 on the 2011 2016 LML Duramax