Thread: Reason for Comfort to Sport Sound Change
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      12-02-2016, 08:28 AM   #3
pruettfan
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Drives: 2017 M2, LBB, DCT, Exec
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Quote:
Originally Posted by zenmaster View Post
I thought the burble was due to unburnt fuel?
I believe you are correct, my understanding is the fuel map changes from comfort to sport which creates this effect. I have to say I love the sound of the M2.
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