HKS Super Turbo Muffler for Toyota Supra GR '20+

Comply with a Japanese vehicle inspection Having both maintaining a comfortable sporty sound along with suppressing unpleasant sounds that occurred at the normal rpm range. Straight structure without narrow part achieved low back pressure and it meets the strict noise regulations in Japan.

Stock Exhaust Valve Compatible Employing the structure that allows the re installation of the stock exhaust valve motor. Switching Sports/Normal mode can continue to use from the stock muffler.