Just had mine installed yesterday. Loving the sound of it....its really noticeable between 1k-4k rpm. A little drone, but I dont mind it at all.
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2010 E90 M3 ALPINE WHITE l FOX RED EXTENDED LEATHER | 6SP MT | NAVIGATION | MOONROOF | LUX H8 V3 | ZHP SHIFT KNOB | AA FILTER | MEGAN RACING EXHAUST | APEX PS7 |
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