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      02-11-2016, 11:52 AM   #34
OrangeCrush
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Drives: VO 1M #513/740
Join Date: May 2012
Location: USA

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Quote:
Originally Posted by blackholescion View Post
A flap in the exhaust that opens at a certain rpm or load to allow more flow/noise/etc. In essence, like a cutout, though it doesn't bypass the muffler.
Yep, but I believe the flap for the M2 is controlled via Bluetooth.