Borla Performance Industries catalytic converter back T-304 stainless steel systems are made for race, street, and off-road. Borla systems are built for those who want the absolute best quality exhaust money can buy. Engineered for maximum power with a distinctive sound that signatures a Borla system. Systems include a full welded case high-flow muffler, mandrel bent tubing, and polished stainless steel tip(s). Complete hardware and instructions are also included. All Borla systems are backed by a one million mile warranty that covers every part of the systems including hardware.