Sinister Diesel - SD-COOLFIL-6.0-CCoolant Filtration System; with CAT; for 2003-2007 Ford Powerstroke 6.0L.Check out our new revision of the 6.0 Powerstroke Coolant Filtration System HERE, It doesn't...

Sinister Diesel - SD-4-6-BLKBlack Ceramic Coated Stainless Steel Exhaust Tip; 4" to 6".Give you truck that aggressive look you crave with this Sinister Diesel black ceramic exhaust tip. It provides...

Sinister Diesel - SD-6.0CF03-01-20Coolant Filtration System for 2003-2007 Ford Powerstroke 6.0L.It doesn't matter if your 6.0L Ford Powerstroke engine is brand new or has had a long service life,...

Sinister Diesel - SD-CAI-6.7P-17Cold Air Intake for 2017-2019 Ford Powerstroke 6.7L.Diesel engines are simple: air and fuel make power, so with a cold air intake, the more air you get into your...

Sinister Diesel - SD-CAI-LB7Cold Air Intake for 2001-2004 Chevy/GMC Duramax 6.6L LB7.The more air you can get to your truck's engine the better and more efficiently it runs, and factory air intakes...

Sinister Diesel - SD-CAI-6.7P-11Sinister Diesel Cold Air Intake for 2011-2016 Ford Powerstroke 6.7L.

Sinister Diesel - SD-CAI-6.7C-07Cold Air Intake for 2007.5-2012 Dodge/Ram Cummins 6.7L.This intake retains your factory air intake boot, Quicken your truck'turbo spool-up and throttle response with...

Sinister Diesel - SD-CAI-LML-13Cold Air Intake for 2013-2016 Chevy/GMC Duramax 6.6L LML.The more air you can get to your truck's engine the better and more efficiently it runs, and factory air...

Sinister Diesel - SD-CAI-LML-11Cold Air Intake for 2011-2012 Chevy/GMC Duramax 6.6L LML.The more air you can get to your Duramax engine, the better and more efficiently it runs. Factory air intakes...

Sinister Diesel - SD-CAI-6.7C-13Cold Air Intake for 2013-2018 Dodge/Ram Cummins 6.7L.Sinister Diesel intakes are designed, engineered and fabricated in-house to provide industry leading performance...

Sinister Diesel - SD-COOLFIL-5.9-03-WCoolant Filtration System; with WIX; for 2003-2007 Dodge Cummins 5.9L.The 5.9L Cummins Coolant Filter Kit from Sinister Diesel is designed to extend the service...

Sinister Diesel - SD-CF-6.7P-11Coolant Filtration System; with CAT; for 2011-2016 Ford Powerstroke 6.7L.Removing contaminates such as the casting sand and metal shavings means your engine's water...