KDD can port your heads, KDD can even develop new ports for new engines through our custom induction program! For most engines porting will start o...

Description OEM 3.900 Stroke No crank gear included Dual Damper Keyways Conservatively rated for 800HP Machined from 4340, through hardened steel ...

Mahle Clevite camshaft bearing set for 2001-Present GM 6.6 Duramax engines.

Protect your truck with the technology high power diesel OEMs use. A Fluidampr performance diesel damper provides premium, broad range control of d...

KDD Duramax Diesel Cylinder Heads – Pair (L5P 2017–Present) KDD Duramax Cylinder Heads are built from 100% new heavy-duty castings and machined, in...

Our Point One S220 Head Stud Kits are engineered for excellence, boasting a remarkable nominal tensile strength of 220,000 psi. Crafted from premiu...

Our Point One S220 Head Stud Kits are engineered for excellence, boasting a remarkable nominal tensile strength of 220,000 psi. Crafted from premiu...

BD's FleX-Plate is designed to reliably handle up to 1,500 lb-ft of torque. These units are forged billet, precision-balanced and SFI approved for ...

KDD is proud to present our exclusive line of Jesel rocker arms for the 6.6L GM Duramax.  We had the honor of working with the world renowned valve...