The MagnaFlow 7in Round StraightThrough Performance Exhaust Muffler 14714 is engineered to enhance your vehicle with our signature exhaust sound and dynoproven performance thanks to its freeflowing straightthrough perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill The weightoptimized reversible universal 2/2in diameter inlet/outlet layout and 7x7x14in round body shape offer flexible installation options to fit the spacing requirements of your ride Professional installation is highly recommended 14714 features a premium brushed finish Muffler 14714 is made of durable corrosion resistant stainless steel and produced using advanced CNC precision robotic manufacturing techniques all backed by MagnaFlows limited lifetime warranty