KDD 6.0 Powerstroke O-Ring Cylinder Heads - Pair Cylinder Heads Feature: Track tested, proprietary O-Ring setup. 32 Tungsten Carbide hardened val...

KDD 6.0 Powerstroke O-Ring Cylinder Heads - Pair Cylinder Heads Feature: Battle proven, proprietary O-Ring setup to eliminate head gasket failure...

KDD 6.0 Powerstroke O-Ring Cylinder Heads - Pair Cylinder Heads Feature: Track tested, proprietary O-Ring setup. 32 Tungsten Carbide hardened val...

KDD 6.0 Powerstroke O-Ring Cylinder Heads - Performance Bundle Cylinder Heads Feature: Includes KDD O-Ringed Heads, Mahle complete top end gasket...

Bring Your Powerstroke Back to Life You don’t have to put up with oil stains, blue smoke, and that sinking feeling every time you turn the key to s...

This Exhaust Up-Pipe Assembly is a direct replacement for the factory component in your 2003-2007 Ford 6.0L Powerstroke. The KDD HD up p...

Kill Devil Diesel 6.0 / 6.4 Powerstroke Chromoly Pushrods When it comes to pushing the limits of the 6.0 and 6.4 Powerstroke, stock pushrods just d...

Are you looking to re-build your own heads and want to use the best products out there?  Introducing KDD 6.0L Powerstroke Cylinder Head Valves in s...

 Valve covers not compatible with Factory glow plug harness, ask for more details Become the bell of the ball, the envy of the neighborhood by topp...

  Valve covers not compatible with Factory glow plug harness, ask for more details Become the bell of the ball, the envy of the neighborhood by top...

The Kill Devil Diesel 6.4 Builder Series Engineered by engine builders, for engine builders, the Builder Series is designed for those who take prid...

Bring Your Powerstroke Back to Life      You don’t have to put up with oil stains, blue smoke, and that sinking feeling every time you turn the key...

KDD 6.4 Powerstroke O-Ring Cylinder Heads, Pair Cylinder Heads Feature: Track tested, proprietary O-Ring setup. 32 Tungsten Carbide hardened valv...

KDD 6.4 Powerstroke O-Ring Cylinder Heads, Pair Cylinder Heads Feature: Track tested, proprietary O-Ring setup. 32 Tungsten Carbide hardened valv...

KDD 6.4 Powerstroke O-Ring Cylinder Heads, Pair Cylinder Heads Feature: Track tested, proprietary O-Ring setup. 32 Tungsten Carbide hardened valv...

KDD 6.4 Powerstroke O-Ring Cylinder Heads - Performance Bundle Includes KDD O-Ringed cylinder heads, Mahle upper gasket set, and ARP head studs. Cy...

Bring Your Powerstroke Back to Life You don’t have to put up with oil stains, blue smoke, and that sinking feeling every time you turn the key to s...

Bring Your Powerstroke Back to Life with KDD's exclusive Steel Piston 6.4 Package   You don’t have to live with the ticking time bomb of factory 6....

Are you looking to re-build your own heads and want to use the best products out there?  Introducing KDD 6.4L Powerstroke Cylinder Head Valves in s...

Fully Assembled 6.7 Cummins Cylinder Head Features: 100% New Casting, Assembled with USA Made Valves and Springs Includes premium heavy duty ...

The Kill Devil Diesel 6.7 Powerstroke Builder Series Engineered by engine builders, for engine builders, the Builder Series is designed for those w...

The Kill Devil Diesel 6.7 Powerstroke Longblock The Kill Devil Diesel 6.7 Powerstroke Longblock is built for owners who demand total reliability an...

KDD 6.7 Powerstroke O-Ring Cylinder Heads Lead Times May Apply Features: - 100% New Casting, Assembled with USA Made Valves and Springs - Inc...