Pistons - Cast - Single

This new Sinister Diesel Oil Fill Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits 1989-1998 Cummins 5.9L 12V engines. It is made from CNC machined, solid billet T6-6061 aluminum Available in gray or Sinister...

This new Sinister Diesel Oil Fill Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits 1999-2010 Powerstroke engines and 2007.5-2019 Dodge/Ram Cummins engines. It is made from CNC machined, solid billet T6-6061...

Sinister Diesel EGR Coolers for Ford Powerstroke 2008-2010 6.4LThis Part Fits:YearMakeModelSubmodel2009-2010FordF-250 Super DutyCabela's2008-2009FordF-250 Super DutyFX42008-2010FordF-250 Super DutyHarley-Davidson Edition2008-2010FordF-250 Super DutyKing...

CARB EO # PENDING; CURRENTLY NOT FOR SALE IN THE STATE OF CALIFORNIAThis Part Fits:YearMakeModelSubmodel2003FordExcursionEddie Bauer2003FordExcursionLimited2003FordExcursionXLT2003FordF-250 Super DutyLariat2003FordF-250 Super DutyXL2003FordF-250 Super...

CARB EO # PENDING FOR SINISTER DIESEL EGR COOLER; CURRENTLY NOT FOR SALE IN THE STATE OF CALIFORNIAThis Part Fits:YearMakeModelSubmodel2003FordExcursionEddie Bauer2003FordExcursionLimited2003FordExcursionXLT2003FordF-250 Super DutyLariat2003FordF-250...

This item is 50-State Legal - CARB EO# D-721; Features:Stainless Steel Construction, Fully TIG Welded and Pressure Tested, Improved exhaust gas flowKit Includes:Sinister Diesel 6.0 Powerstroke EGR Cooler (Square), Intake Gasket Kit, Water Outlet...

This new Coolant Reservoir Cap functions like a factory cap, but features custom Sinister Diesel looks. The cap fits OEM or Sinister Diesel Coolant Reservoirs for 1994-2016 Powerstroke engines. It is made from CNC machined, solid billet T6-6061 aluminum...

Replace your leaky or blown head gasket with this high-quality Sinister Diesel Duramax head gasket. It's a direct replacement for the OE head gasket, but features an extra-durable design which handles the extreme pressure and heat of a turbo diesel...

When the stock head gaskets in your truck are blown or leaky, a Sinister Diesel Duramax head gasket is the perfect way to get everything running normal again. You'll find these steel head gaskets are a huge upgrade, having been designed specifically for...

Trust this Sinister Diesel Duramax head gasket to replace any blown or leaking OE head gasket on your GM Duramax engine. It works as a direct replacement for all Duramax LB7, LLY, LBZ, and LMM 2001 to 2010 diesel engines. Sinister Diesel uses a solid...

Replace a leaky, blown head gasket on your Duramax diesel engine with this Sinister Diesel Duramax head gasket. Thanks to a multi-layer steel construction, this gasket will wIt'stand the extreme temperatures and pressure generated by a turbo diesel...

If your diesel truck's head gaskets are either blown or leaking, replace them with this high-quality Sinister Diesel Duramax head gasket. A heavy-duty stainless steel design ensures the kind of seal and durability necessary to endure high temperatures...

Swap out any leaking or blown head gasket in your Duramax engine using this Sinister Diesel Duramax head gasket. It works as a direct replacement for OE head gaskets in 2001 to 2010 GM Duramax LB7, LLY, LBZ, and LMM turbo diesel engines, so you don't...

Sinister Diesel has now perfected our multi-Layered Steel cylinder head gaskets. Featuring a durable black coating, with five stainless steel layers. Adaptive fluoroelastomer (FKM) coating flows to seal rougher surface finishes. These gaskets were...

Dress up the engine bay in your truck and add some nice durability with this 08-10 Powerstroke billet cap kit from Sinister Diesel. The kit comes with replacement aluminum Oil Filler Cap, Fuel Filter Cap, and Oil Filter Cap. Each one has been designed as...