Invidia Q300 Titanium 12+ FRS/BRZ Cat Back ExhaustInvidia performance Q300 exhaust series is the best of both world generating ultimate performance and style. This system is designed to provide excellent low & mid range power without excessive noise. The Q300 series achieves high levels of performance efficiency with Advantex, it is an exhaust internal material, which allows the muffler to reduce the sound well under 93db. Thats not all, Invidia performances Q300 series is also constructed with the