ESP Catback Exhaust system comes complete with all necessary clamps and hardware for installation. The high-flow, cat-back system features larger than stock, 3" diameter piping. This system is also made entirely of T304 stainless steel, providing you one of the most durable and affordable exhaust systems on the market. Our system also features a straight-through, perforated-tube muffler for optimum exhaust tone. To complete the look, a set of round, dual 4" diameter stainless steel tips have been chrome flashed and designed with a rolled edge.