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...

Sinister Diesel - SD-CF-6.7P-17Coolant Filtration System W/ CAT for 17-19 Ford Powerstroke 6.7LCoolant Filtration System; with CAT; for 2017-2019 Ford Powerstroke 6.7L.Removing contaminates such as...

Sinister Diesel - SD-BCK-6.0Billet Blue Cap Kit for 2003-2007 Ford Powerstroke 6.0L.Add some durability and style to your truck using these Sinister Diesel 03-07 Powerstroke billet cap! Unlike the...

Sinister Diesel - SD-5-6-POLPolished 304 Stainless Steel Exhaust Tip; 5" to 6".If you're looking to add the aggressive look of an aftermarket diesel exhaust to your diesel truck on a budget, Sinister...

Sinister Diesel - SD-5-6-BLKBlack Ceramic Coated Stainless Steel Exhaust Tip; 5" to 6".Easily upgrade the looks of your diesel truck'exhaust system using this ceramic coated exhaust tip from Sinister...