The BD Diesel LML Duramax CP3 Conversion kit allows owners to backdate their injection pump from the unreliable CP4 to the proven CP3 pump! Available as a component install kit without a cp3, or as a complete kit with a CP3 that does not require tuning on stock engines for operation!
BD Venom CP3 Conversion Kit c/w Standard Pump - Chevy/GMC Duramax 6.6L 2011-2016 2500/3500