Thread: High rev sound
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      11-09-2012, 02:01 PM   #9
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Drives: F30 335i Sport
Join Date: Aug 2011
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Originally Posted by Roki_014 View Post
I have but I thought its for how fast the volume changes when we press + or -
Nope... I did a test all my windows closed no AC on and i put it to the lowest and drove and it was still loud but then putting it up all the way you do hear theres a difference, BMW tuned it so you could never know but i guess you have a fantastic ear
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