Patented RSC Technology allows us to acoustically style the sound of your vehicle to give you the true voice of performance without the annoying drone while cruising. Straight through nonrestrictive system design maximizes airflow improving performance and fuel economy. All components; even clamps and hangers; of the system are constructed of premium grade stainless steel to ensure that the look and sound of your CORSA system won't changed over the life of your vehicle. Proudly designed and manufactured in Berea, OH USA. Quickly enjoy the CORSA sound with an easy bolt on installation. No welding needed, all hardware and detailed instructions are included. Limited LIFETIME warranty for as long as you own your vehicle.