CORSA 14157 Pro-Series 4" Dual Rear Exit Single Exhaust System Dual walled design protects against heat distortion Adorned with high definition, precision laser engraved CORSA logo CORSA Performance tip kits are designed to fit directly to CORSA exhaust systems Premium Stainless Steel Construction Clamp-On Tip Design Improved horsepower and torque Backed by limited lifetime warranty Great performance sound Premium 304L stainless steel construction 50 state emissions legal