Thread: OEM Exhaust mod [details, pics and vids]
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      12-17-2012, 01:34 PM   #69
Jremmy
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Drives: 2013 M3
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Quote:
Originally Posted by Lalit@AUTOcouture View Post
You get a much deeper and louder tone doing it this way vs. replacing the perforated piping.
Which method sounds closest to the OEM M performance exhaust?
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