E46Fanatics - View Single Post - DIY: Intake boot replacement. No more whistle while accelerating
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Old 01-18-2012, 09:02 PM   #64
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Join Date: Sep 2008
Location: Chwk, BC
Posts: 842
My Ride: 2007 X5 3.0Si
Originally Posted by Tate325xi View Post
I have the whistling under acceleration above around 2600 RPM, but no CEL or SES. Do you guys think the intake boot is still to blame?
Have it too after intake boot replacement which I found out afterwards was almost new
Seems worse in heat
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