Duramax 12mm High Speed CP3 LMM This includes all hardware necessary

This includes all hardware necessary to replace the troublesome CP4 with a bulletproof CP3

Follow All Installation Instructions

7 are completed and ready to roll

lower the sound output of the FASS System

Increased Throttle Response

Duramax 12mm High Speed CP3 LMM This includes all hardware necessaryDuramax SuperSport CP3 New (higher output >3,500 rpm) Duramax 10mm CP3 New (1,325 mm3 rev displacement)Duramax 10mm High Speed CP3 New (1,325 mm3 rev displacement, high speed optimized) Duramax 12mm CP3 New (1,590 mm3 rev displacement)Duramax 12mm High Speed CP3 New (1,590 mm3 rev displacement, high speed optimized)Duramax 12mm High Speed CP3 New (1,590 mm3 rev displacement, high speed optimized) with SP3000 Supply Pump Duramax 14mm CP3 New (1,850 mm3