AFE Filters 49-42009-1 MACHForce XP Turbo-Back Exhaust System High quality OE style flange and band clamps are used for a complete 360 degree sealing surface A free-flowing 24 inch long muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque out of your rig OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions Large Bore-HD exhaust systems are constructed of 4 inch mandrel bent stainless steel tubing for maximum flow Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's