This system produced gains of up to +13 HP and +12 lbs. x Ft. TQ., as measured on our in-house dyno. This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 4" diameter carbon fiber 304 stainless steel clamp-on exhaust tips. The tips feature an aFe POWER logo for a unique style. This system produces a deep 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. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. MIG-Welded for race-proven strength and durability.