These are Holders Diesel stage 4 hot street injector.  They displace 250cc of fuel and are all a single shot style hybrid injector.  The hybrid inj...

These are Holders stage 5 hot street/competition injector.  They displace 300cc of fuel and are all a single shot style hybrid injector.  The hybri...

These are Holders stage 6 competition injector.  They displace 350cc of fuel and are all a single shot style hybrid injector.  The hybrid injectors...

These are Holders Diesel stage 7 hot competition injector.  They displace 400cc of fuel and are all a single shot style hybrid injector.  The hybri...

These are built from new OE Reman injectors with all new parts throughout the injector then modified to your desired size.  These are an exchange p...

These are Holders Diesel stage 1 tow power injector.  They displace 160cc of fuel and are all a single shot style injector.  You will need custom t...

Hot Shot's Diesel Winter-Gel works to lower the cold filter plugging point (CFPP) of your diesel fuel. This fuel additive helps prevent  clogged fu...

THE ORIGINAL STICTION ELIMINATOR ENGINE RESTORATIVE + FR3 NANO LUBRICANT Stiction Eliminator is an oil treatment for gasoline and diesel engines t...

This kit will eliminate head gasket problems at higher boost levels. Includes 8 solid steel fire rings. The 8 solid steel fire rings are to seal th...

Aluminum O-Ringed Cylinder Heads Features & Details: Lead Time Applies - Call For More Details USA MADE Designed to handle the rigors of heavy...

Black Friday Deal (11/23-12/1) Buy this Product, get a free set of pushrods here. Just have both in your cart for this automatic deal! Aluminum O-R...

Aluminum O-Ringed Cylinder Heads Features & Details: USA MADE Designed to handle the rigors of heavy-duty daily use 24% better airflow than st...

  Extended Lead Time Applies. KDD ICON Series Street Port Cylinder Heads offer superior performance to anything else on the market - using state of...

Black Friday Deal (11/23-12/1) Buy this Product, get a free set of pushrods here. Just have both in your cart for this automatic deal! KDD ICON Ser...

  KDD ICON Series Street Port Cylinder Heads offer superior performance to anything else on the market - using state of the art casting technologie...

ICON Series Port Matching Service - 6.0/6.4 Powerstroke Description: This service modifies an Odawg intake manifold supplied by the customer to max...

THESE ARE INDIVIDUALLY SOLD PUSHRODS Upgrade the pushrods in your 6.0 with a set of KDD's track proven one piece chromoly pushrods.  We use these i...

We're proud to present the most comprehensive valvetrain innovation for the Powerstroke platform to date.  These were developed in conjunction with...

Kill Devil Diesel 6.0 and 6.4 Ford Powerstroke solid roller lifters, made exclusively for KDD by Jesel.  These lifters are positively the strongest...

We're proud to present the most comprehensive valvetrain innovation for the Powerstroke platform to date.  These were developed in conjunction with...

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...