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      10-15-2017, 07:49 PM   #13
WingZeroX5
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Drives: F80 / F30
Join Date: Mar 2010
Location: FL

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Quote:
Originally Posted by Talk2meg00se View Post
Quote:
Originally Posted by WingZeroX5 View Post
I have the same exact whistling noise, except it's more pronounced and I can hear it with all doors closed through the vents.

However, I have a Dinan intake installed for the past 2-3 years and the noise came with it. Probably had something to do with it. No leaks or codes thrown and car's been fine otherwise. Just a minor annoyance. Goes away either certain RPM's or speed. I forget.

Edit:
Watched the video again, except mine doesn't whistle when off acceleration. Only from ~500-1500
Have you tried replacing the filter?

I have an AA green filter in there. Might just replace it and see if it helps.
Replaced the dinan filter twice already, per normal maintenance
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