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08-23-2012, 11:20 AM
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#81
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Major 
Drives: 2020 X7 M50i & 2021 X6M Comp
Join Date: Sep 2010
Location: San Diego
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Quote:
Originally Posted by E60orBust
Closed or open, it doesn't sound like there is a drone. You can tell some exhausts will drone if you hear a drone as the RPMs calm back down to idle and I'm not hearing it with this one.
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True..
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