Product updated on 2020-08-26, RK Sport - RKS:48012035, 13-15 Jeep Wrangler Extractor Hood - Carbon Fiber Blister, , 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. ,