Quote:
Originally Posted by BMW DIY Guy
Look for clearance on any bolt heads, especially the heat shield bolts. I had one bolt head would hit in exactly a certain RPM. I tightened down the nut a bit and cut the extra length of the bolt off.
Vibration has to be something on something.. check your clearances and fitment. Every case of this I have seen I have solved with fitment changes.
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I appreciate the response. I will get it checked out by the shop who did my exhaust.
PS:I love your channel and hope to see your car on the road from one M2 Washingtonian to the next!