The modified CP3 & CP4 Injection pumps offered by Industrial Injection are a drop in replacement for the stock CP3 & CP4 fuel Pump. Industrial Injection offers the modified CP3 injection pump for the 2001 to 2012 Duramax applications. We have different upgrades for different applications. All injection pumps have a core charge.
SKU: 0986437303SE-IIS Industrial Injection Reman CP3 Injection Pump for 2001-2004 GM Duramax 6.6L LB7
