Thread: Exhaust question. Quiet while cruising loud while going all out?
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      09-01-2012, 11:05 PM   #11
FogCityM3
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Drives: M3 (E90) & Porsche GT3 RS
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M performance exhaust is worth examining...is moderately louder at idle/cruise vs stock but is significantly louder on WOT. A great choice if neighbors are a consideration.
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