Sinister Diesel

Maximize the performance and efficiency of your 1999.5 through 2003 Ford 7.3L PowerStroke V-8 by replacing the stock, restrictive piping that connects the intercooler to your engine with the 7.3L...

Maximize the performance and efficiency of your 1999.5 through 2003 Ford 7.3L PowerStroke V-8 by replacing the stock, restrictive piping that connects the intercooler to your engine with the 7.3L...

Don't let a stock intercooler boot ruin your day, at the track or on the strip. Upgrade your 7.3L today with Sinister Diesel Upgraded Intercooler Charge Pipe Silicone Boots and Clamps. Features:Heavy...

Sinister Diesel Black Ceramic Coated Stainless Steel Exhaust Tip (4in to 6in)

Sinister Diesel Chevy Duramax L5P Coolant Reservoir Cap

Sinister Diesel Chevy Duramax L5P Master Cylinder Cap

The more air you can get to your truck's engine the better and more efficiently it runs, and factory air intakes just can't stand up to the Sinister Diesel 2001-04 Duramax 6.6L cold air intake in...

Give a real boost to your truck'performance and save on fuel using this Sinister Diesel Duramax LLY cold air intake. It has been designed, engineered, and fabricated by Sinister Diesel itself,...

The more air you can get to your Duramax engine, the better and more efficiently it runs. Factory air intakes just can't stand up to the Sinister Diesel 2011-12 Duramax 6.6L LML cold air intake (CAI)...

The more air you can get to your truck's engine the better and more efficiently it runs, and factory air intakes just can't stand up to the Sinister Diesel 2013-16 Duramax 6.6L cold air intake in...

Give your Ford Super Duty Powerstroke, Dodge Ram Cummins, or Chevy Silverado/GMC Sierra Duramax or any vehicle equipped with a 4" exhaust tail pipe a bold look with the Sinister Diesel Dual Wall...

Give your Ford Super Duty Powerstroke, Dodge Ram Cummins, Chevy Silverado/GMC Sierra Duramax or any vehicle equipped with a 4" exhaust tail pipe a bold look with the Sinister Diesel Dual Wall Exhaust...

Give your Ford Super Duty Powerstroke, Dodge Ram Cummins, or Chevy Silverado/GMC Sierra Duramax or any vehicle equipped with a 4" exhaust tail pipe a bold look with the Sinister Diesel Dual Wall...

Sinister Diesel Dual Wall Exhaust Tip W/ Angle Cut (4in. to 8in.) - Blue

Give your Ford Super Duty Powerstroke, Dodge Ram Cummins, Chevy Silverado/GMC Sierra Duramax or any vehicle equipped with a 4" exhaust tail pipe a bold look with the Sinister Diesel Dual Wall Exhaust...