Sinister Diesel

This item is not for sale in the State of California., Sinister Diesel has reinvented the Exhaust Gas Recirculation (EGR) cooler with this great new model for the 6.6L LLY Duramax diesel engine with...

This item is Sinister Diesel has reinvented the Exhaust Gas Recirculation (EGR) cooler with this great new model with the same fit as your factory EGR cooler. If you're tired of clogging in your...

Getting the fuel to an engine accurately is incredibly important – clogged injectors can mean an incomplete fuel spray, and thus decreased power and efficiency. These Sinister Diesel 6.0...

Show off your truck's Sinister Diesel upgrades with this mean-looking Cummins grille emblem! Not only will the iconic emblem scare off Super Duty and Duramax trucks, but its stainless-steel design...

Sinister Diesel Pitbull Hitch Cover (Blue)

The Sinister hitch cover is machined out of billet aluminum with a powder coated backing plate to ensure a long lasting finish. Features: Construction - Aluminum, Product Design - CNC Precision...

Sinister Diesel Polished 304 Stainless Steel Exhaust Tip (5in. to 8in.)

As we all know, when it comes to Diesel trucks, More Air Plus More Fuel = More Power! But if your air filter gets clogged with dirt and debris, your power will suffer. With the Sinister Diesel...

The Sinister Diesel Remanufactured Fuel Injection Control Module (FICM) for the 2003 and 2004 Ford 6.0L Powerstroke F-250 and F-350 Super Duty trucks are direct-fit replacements for your stock FICM...

The Sinister Diesel Remanufactured Fuel Injection Control Module (FICM) for the 2005-2007 Ford 6.0L Powerstroke F-250 and F-350 Super Duty trucks are direct-fit replacements for your stock FICM. Each...

Sinister Diesel STC HPOP Fitting Kit 04-07 Ford 6.0L Powerstroke

The Sinister Diesel steering box support helps to eliminate the wobble and steering play that is common in the Dodge pickups. This kit includes all of the hardware that you will need to do the...

The Sinister Diesel Turbo Coolant Feed Line addresses one of the most common failures of the cooling system in the 6.7L Powerstroke. The feed line that provides cooling to the turbocharger can often...

The perfect way to complement all the upgrades to your diesel truck's exhaust system is with a Sinister Diesel exhaust tip. Because this Sinister Diesel AR-15 exhaust tip has a universal fit, it will...

Give your diesel truck the right kind of aggressive look using this AR-15 exhaust tip from Sinister Diesel! The AR-15 has been trusted by the US military and police in all kinds of environments,...