Convert 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...

Convert 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...

Anodized billet aluminum with our custom spoke design. Includes integral O-ring. 2003-2018 Cummins CP3 Nut Cover Vehicle Fitments Dodge Ram 3500 2003 to 2007 Dodge Ram 2500 2003 to 2009 Additional Attributes Country Of Origin: USA Universal: No Vehicle Type: Truck/SUV Sold As: Each...

Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax platforms, resulting in costly repairs for owners when a CP4 fails. Our CP3 conversion kit lets you easily adapt a CP3 to your...

Brand new Bosch CP3 for the 2006-2010 Duramax from Fleece Performance! Direct drop in replacement for stock injection pump Pump includes a new snout O-ring Application Note: The fuel pressure regulator will need to be scaled appropriately when installed in a 2001-2005 (LB7 or...