Complete kit includes Upper Plenum with Plenum Cover, Lower Manifold Base and Gasket Set 350-3832 (includes base-to-upper and plenum cover gaskets). Features include a broad power range from idle to 5500 rpm, removable cover that allows access to runners for modification, and a base manifold that is CNC port matched to upper manifold for maximum performance. The upper intake and plenum cover are powder-coated light titanium gray while the base is a natural satin aluminum.