Power Driven Stage 4 Race CNC-Ported Billet Shelf Cylinder Head for CR 6.4L/6.7L Cummins

Stage 4 Extreme Street/Race Port Induction 24v Cylinder Head for 6.4L & 6.7L Cummins Upgrade your race truck with this 6.4L or 6.7L Cummins with a PDD Stage 4 Race Ported 24v head. These cylinder heads are engineered for competition use and are designed to take your 6.4L or 6.7L Cummins to the next level. This Stage 4 Cylinder Head includes a Kingspeed billet intake shelf. Professional installation is required. Installation error is not covered under warranty . Key Features Induction-Hardened Valve Seats : Integrated seats eliminate the chance of a dropped seat, ensuring reliability under extreme conditions. Stage 4 CNC Porting : Delivers a 60% airflow increase , achieving 272…