Air Boxes

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 this regard. This cold air intake kit significantly...

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 this regard. This cold air intake kit significantly...

Sinister Diesel intakes are designed, engineered and fabricated in-house to provide industry leading performance and durability. All of our intakes utilize CNC mandrel bent aluminum tubing for maximum performance and strength. Our kits include silicone...

Sinister Diesel 2007.5-2012 Dodge Ram 6.7L Cummins Cold Air Intake

Quicken your truck'turbo spool-up and throttle response with this 6.7L Cummins cold air intake from Sinister Diesel. It'been designed, engineered, and fabricated all in-house, so you're getting a high-quality part for your 2019+ Dodge/RAM Cummins 6.7L...

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 2003-07 Dodge Cummins 5.9L cold air intake in this regard. This cold air intake kit significantly...

1987-1995 Jeep Wrangler, 1998-2003 Jeep Wrangler, 2006 Jeep Wrangler 65th Anniversary Edition, 2004-2006 Jeep Wrangler Rubicon, 2004 Jeep Wrangler Sahara, 2004-2006 Jeep Wrangler SE, 2004-2006 Jeep Wrangler Sport, 2004-2006 Jeep Wrangler Unlimited,...