Rough Country Cold Air Intake for 17-19 Chevy/GMC 2500/3500HD 6.6L - 10478 Fits select: 2017-2019 CHEVROLET SILVERADO, 2017-2019 GMC SIERRA

Gain increased horsepower and throttle response. Circulates cooler air which is denser and produces increase in power by bringing more oxygen into the combustion chamber. Premium, reusable air filter. Easy at Home Installation and Support Provided by RC. Backed by Rough Country's Limited Lifetime Replacement Warranty. Fits Select: 2017-2019 CHEVROLET SILVERADO 2017-2019 GMC SIERRA and more - add your vehicle to our fit widget to check