Thread: Hidden exhaust mode in M2 (Traction Mode)
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      01-03-2018, 03:28 PM   #247
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Drives: 2018 M2 DCT LBB
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Quote:
Originally Posted by dtmpower98 View Post
So if I permanently opened the valve manually, then did popcorn mode it would be much louder pops and bangs? Or that won't work?
Has anyone tried this to confirm?
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