Amuse Performance of Japan builds some of the highest quality and stylish exhaust systems available. With their unique titanium blue tip mufflers, Amuse also builds aero kits and accessories for popular makes and models. Built in Japan, their lightweight exhaust systems are tested to give the most exotic sound to your Japanese or European vehicle. The R1 Titan signature blue burnt titanium mufflers are feature that only Amuse has. Their aero kits give the vehicles an true race look for competing on the track.