Duramax CP3K Fleece Performance GM Silverado/Sierra " Part Number: 23411-3

Part Number: 23411-3

Part Number: 38405

0 or Later

Rough Country's 4 Inch Lift Kit is backed with a limited lifetime replacement warranty towards manufacturer defects

bolt-in replacement for the stock unit

Duramax CP3K Fleece Performance GM Silverado/Sierra " Part Number: 23411-3The Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing fuel flow and rail pressure after 3000 RPM, which correlates to lost horsepower when you need it most. This cost effective upgrade will allow you to maintain desired fuel rail pressure through your entire RPM range. Note: The fuel pressure regulator will need to be