Dual free-flowing mufflers are used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. The performance axle-back exhaust system is constructed of 3" to 2-1/2" mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking. This axle-back exhaust system incorporates factory style NPP dual mode exhaust valves which use the factory exhaust valve motors (not included). The valves helps regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance. This MACH Force-Xp axle-back exhaust system uses factory mounting locations providing stability and a hassle-free installation. Includes quad 4" diameter, carbon fiber tips with an aFe POWER logo. This item does not incorporate the AFM vales and will not fit models equipped with them. Installation Instructions
