In this video we go over the reasons to convert from the infamous CP4 injection pump to a much more reliable CP3 pump from S&S Diesel Motorsport. This kit was installed on a 2016 Chevrolet Silverado 2500HD LML Duramax. S&S is the only company that makes a CP3 conversion kit that is 50 state legal and has a CARB EO#, making it legal in California.

S&S CP3 conversion kit: https://dmaxstore.com/products/?route...

Crucial Points:
Front fan shroud removal 4:16
Difference of CP3 and CP4 Injection Pump 6:07
Compression fitting install details 9:25