2-1/2 IN 304 Stainless Steel Construction: This cat-back exhaust system is constructed of 2-1/2 IN mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability.   Dual 4-1/2 IN Diameter Carbon Fiber Exhaust Tips: Finishing off this exhaust system are dual 4-1/2 IN diameter carbon fiber stainless steel clamp-on exhaust tips. The tips feature an aFe POWER logo for a unique style.   Aggressive Sound: This system produces an aggressive sound unleashing all available horsepower and torque.   Installation: Utilizing factory style flanges and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation.   Interlock Flex Pipe: This cat-back exhaust system uses a heavy duty flex pipe with an internal interlock liner for added strength and durability.   Integrated Crossover Balance Tube: This system features a crossover balance tube designed to equalize and distribute exhaust pulses reducing drone, and improving sound.   Computer-Aided Design: State-of-the-art computer-aided design technology is utilized for precise vehicle fitment.   TIG-Welded: 100% TIG-Welded for race-proven strength and durability.