This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a aggressive sound. Muffler finish may vary. Finishing off this exhaust system are dual 4-1/2 IN diameter 304 stainless steel clamp-on exhaust tips. The tips features an aFe POWER logo plate riveted on for a unique style. This system produces an aggressive sound unleashing all available horsepower and torque. Utilizing a factory style flange and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. This system incorporates a factory style exhaust valve which use the factory exhaust valve motor (not included). The valve helps regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance. State-of-the-art computer-aided design technology is utilized for precise vehicle fitment. 100% MIG-Welded for race-proven strength and durability.