Performance Gains: This system produced gains of up to +36 HP and +43 lbs. x Ft. TQ., as measured on our in-house dyno.3″ 304 Stainless Steel Construction: This system is constructed of 3″ mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability.High Flow Catalytic Converter: Includes a high flow catalytic converter which is less restrictive than the factory converter providing maximum flow.Heavy Duty Flanges: Factory style laser cut machined 304 stainless steel flanges are used used for a secure leak-free seal.V-Band Connection: Stainless steel machined flanges and v-band clamps provide simple to install, leak-free joints.Installation: Utilizing factory style hangers, flanges, and heat shield mounting locations, this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation.Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this system is designed for custom, high tolerance factory fitment.TIG-Welded: 100% TIG-welded for race proven strength and durability.aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.