This Mach FORCE Xp exhaust system is constructed of 5 mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's. Product Features:4 in. Mandrel Bent 409 Stainless Steel TubingMaximum FlowHigh Flow MufflerBayonet Style Hangers For Easy Installation
