"Hushpower II #304 Stainless Steel paten finish can be polished for show on street rods, customs and sport trucks. Stainless steel internal design with Cool Shell Technology. Guided sound control with broadband sound cancellation. Layered-laminar jet engine gas flow design. Designed to support up to 400 horsepower."
HUSHPOWER II 18" LONG SHELL UNPOLISHED 409 STAINLESS STEEL OUTER SHELL