Invidia introduces their N1 racing system for the Ford Mustang. This system features fully stainless steel 63mm piping that exits two N1 style mufflers. If you are looking for a quiet exhaust, look elsewhere as this system is anything but quiet. It uses a completely true dual setup and is sure to add some serious power and sound to your Mustang GT. This catback includes all hardware and is a direct bolt on. If you are looking for a high quality exhaust system for a reasonable price, look no further!