Product information updated on 2021-09-17, Manufactured by RK Sport - Part Number RKS:29018000, 2019-21 Silverado 1500 Ram Air Hood., The 2016-18 Silverado 1500 doesn't get any better... that is until now. This functional ram air hood delivers fresh air right over your stock air box and extracts engine heat to keep your truck running at optimum levels. This hood ships unpainted and installation utilizes your stock hardware. This will only fit the 1500 model., 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.