BMW M3 Forum (E90 E92) - View Single Post - 3200 rpm drone with M Performance exhaust

coolioj · 11-27-2014, 12:11 AM

I purchased a used MPE on this forum, and noticed it had a drone at about 3200 to 3600 rpm as well. I saw some other saying that they heard it too. Doesn't bother me too much. No cracks in mine. I thought it was a characteristic of this exhaust.

11-27-2014, 12:11 AM	#23
coolioj Member 3 Rep 15 Posts Drives: e46 2002 330i Join Date: Aug 2014 Location: Bay Area, CA iTrader: (0)	I purchased a used MPE on this forum, and noticed it had a drone at about 3200 to 3600 rpm as well. I saw some other saying that they heard it too. Doesn't bother me too much. No cracks in mine. I thought it was a characteristic of this exhaust.
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