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      11-07-2017, 11:32 AM   #3
jerkyboy
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Drives: 2011 M3 E93
Join Date: Jun 2017
Location: Upstate NY

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Quote:
Originally Posted by BOOF-M3 View Post
It's probably there with the top up, but way more noticeable with the top down. Try driving with the top up next to a wall if you can find one at normal speed. It should echo off the wall and you will be able to hear it.

But here is a thread going on the same/similar issue:

Whistling sound upon acceleration http://www.m3post.com/forums/showthread.php?t=1417824
Thanks for the info. My issue is definitely wind related, something is causing the wind to deflect just right that it's causing the whistling. Anyone else??
Appreciate 0