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my friend said that the track may have sound level caps.... so what do I do with an aftermarket exhaust? I don't want to spend the money and go all the way out there only to get turned away....
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2012 JZB E92 M3 Coupe. DCT/ZCP. Paint Match IND Cosmetic Package, Arkym Bumper, Verstrabe Paddles, LUX Angel Eyes, Vorsteiner double sided CF CSL trunk lid, Evolve Valve Exhaust, 19x9.5 et 21, 19x10.5 et 22 TE37 SL Pressed Graphite
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