Strengthen your bottom end with PPE Diesels Main Stud Kit, engineered for 20062016 GM 6.6L Duramax engines. Ideal for high-performance builds, this kit increases clamping force and block rigidity, helping prevent main cap walk and fretting under extreme loads.

• Fits GM 6.6L Duramax (20062016)

• High-strength alloy studs with rolled threads

• Improves bottom-end stability for high-horsepower builds

• Includes nuts and washers for complete installation

• Torque-spec engineered for maximum reliability