4 rotor Rx7 street flyby brutal open exhaust Mazda *pure sounds* Defined Autoworks

Did some revisions to the original header I made for more underbody clearance. This is for a new flat bottom undertray and rear diffuser setup. At the same time took the chance to make the secondary exhaust length equal, not just the primary lengths. It sounds sharper to me, but maybe you guys can notice too?

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