Performance Gains: This system produced gains of up to +8 horsepower and +9 lbs. x ft. torque, as measured on our in-house dyno. 3" 304 Stainless Steel Construction: This axle-back exhaust system is constructed of 3" mandrel-bent 304 stainless steel tubing for maximum strength and durability. High Flow 304 Stainless Steel Muffler: This system features a high-flow 304 stainless steel muffler, producing a deep, aggressive sound. Dual 5" Diameter Polished Exhaust Tips: Finishing off this exhaust system are dual 5" diameter polished 304 stainless steel exhaust tips. The tips features a laser etched Takeda logo for a unique style. Installation: Utilizing a factory style flange and hangers this is a bolt-on system that requires no cutting or modifications for a hassle-free installation. It is a direct fit with the factory piping or aFe POWER's mid-pipe (PN 49-37006). Exhaust Valve: This cat-back exhaust 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 and sound. This system will fit only models equipped with Performance Package including the variable exhaust valve system. Integrated Mitered Merge Collector: A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in improved horsepower, torque, and throttle response. Computer-Aided Design: Utilizing state-of-the-art computer aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. MIG Welded: 100% MIG welded for race-proven strength and durability. Fitment Note: This item will only fit models equipped with Performance Package.