When you drive your car, you don't want to just feel the power, you want to hear it! The MagnaFlow catback exhaust system for the FR-S utilizes cutting edge technology from one of the industry leaders in performance exhaust systems. All MagnaFlow exhaust systems are computer designed and in-house dyno tested to deliver guaranteed performance and offer a smooth deep note. MagnaFlow products are quality built from 100% stainless steel and feature show caliber mirror polished mufflers and exhaust tips. All MagaFlow products include their Lifetime Warranty, so you are guaranteed to enjoy your FR-S MagnaFlow exhaust system for years to come.