Product updated on 2020-08-26, RK Sport - RKS:29017020, 2016+ Silverado 1500 Carbon Fiber Blister extractor hood, , RK Sport Ram Air Hoods are ducted to your factory air cleaner location. Add a cold air intake to make them fully functional. On some models you simply need to install a cold air intake or open up the top of your factory air box. ,