Looking for an ND Miata aftermarket exhaust for your 2016, 2017, 2018, 2019, 2020 Mazda MX-5 Miata? In this video we compare two aftermarket Miata exhausts to the Miata stock exhaust. We test exhaust sound levels (decibels, dB) for the Greddy Supreme SP Miata exhaust (cat-back), the Goodwin Racing Roadster Sport SupperStreet exhaust (axle-back), and the Miata OEM stock exhaust on our 2019 Miata RF project car. Find out which Miata exhaust (Miata mods) is the loudest. [Note: this is not a scientific based test for sound].
