Product updated on 2019-06-18, RK Sport - RKS:35016000, 2014-2018 Sierra 1500 Ram Air Hood. , Ram Air hood with louvers. Installs using all the factory hardware and comes Gray Gel Coat. This hood is ducted inside the engine bay and is functional, Nothing makes more impact on the look of your 2014+ Sierra 1500 than a RK Sport Ram Air Hood. Check out our premium quality functional, fiberglass ram air hoods for your GMC Sierra. They will keep you looking and running like a million bucks. RK Sport fiberglass and carbon fiber hoods for the Sierra's features a Ram Air Scoop and Heat Extraction Vents for a cooler running engine and exceptional style for a better looking ride.