Sierra 3500 HD

One-Piece Filter Heat Shield:The air filter is housed in a one-piece, black powder-coated 18-gauge heat shield that minimizes warm engine air for maximum performance. The heat shield attaches to the lower half of the factory airbox to provide direct...

Large Three Layer Performance Air Filter:This 9" tall 360-degree radial flow air filter features a 6" flange and our oil-free Pro DRY S media with three layers of synthetic media for maximum convenience. Its progressive layering provides great filtration...

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 Duramax 6.6L LML cold air intake (CAI) in this case. This cold air intake kit significantly improves...

Volant air intake systems utilize a high-velocity venturi filter adapter which provides a smooth transition through the MAF sensor into the intake tube for a much needed airflow improvement over the factory rubber tubing and resonator box.Volant's Cold...

Unique One-Piece High Quality Housing W/ Sight Window:A custom CAD designed roto-molded housing made from heat soak resistant material eliminates the use of multiple components and ensures the coolest air intake charge available. A large clear sight...

Volant air intake systems utilize a high-velocity venturi filter adapter which provides a smooth transition through the MAF sensor into the intake tube for a much needed airflow improvement over the factory rubber tubing and resonator box. Volant's Cool...

Large Three Layer Performance Air Filter:This 9" tall 360-degree radial flow air filter features a 6" flange and our oil-free Pro DRY S media with three layers of synthetic media for maximum convenience. Its progressive layering provides great filtration...

Unique One-Piece High Quality Housing w/ Auxiliary Scoop:The smooth one-piece high quality sealed housing with auxiliary air scoop is used to eliminate the use of multiple-piece housings and ensure the coolest air intake charge available. A large, clear...

Unique One-Piece High Quality Housing W/ Sight Window:A custom CAD designed roto-molded housing made from heat soak resistant material eliminates the use of multiple components and ensures the coolest air intake charge available. A large clear sight...

Unique One-Piece High Quality Housing w/ Auxiliary Scoop:The smooth one-piece high quality sealed housing with auxiliary air scoop is used to eliminate the use of multiple-piece housings and ensure the coolest air intake charge available. A large, clear...

Give your truck a custom look and additional visibility with the extremely bright, industry-leading, Putco Blade LED tailgate light bar. This LED rear light bar is offered in 18", 36", 48", and 60" to allow a perfect fitment on any size truck or SUV...

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior to entry of the engine - increasing performance, as well as improving throttle response.Serrated/Helix Design:The Serrated/Helix design creates air turbulence...