This system produced gains of up to +10 HP and +12 lbs. x Ft. TQ., as measured on our in-house dyno. This axle-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system produces an aggressive sound unleashing all available horsepower and torque. Utilizing factory style hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability.