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      01-14-2014, 01:18 PM   #15
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Drives: 2011 335i XDrive Special Ed.
Join Date: Aug 2011
Location: Toronto, Ontario, Canada

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Originally Posted by iuhutch View Post
I do have an intercooler (aa). turbo feels to be pulling fine...and seems to meeting its target on the logs? that being said, i do not remember the turbo whining much before the intercooler install?...hmm

Anyway to test / trace this down?
do you have an open style intake? After i installed my burger intake i heard all the whistles and whines from the turbo...didn't think it was a problem! I have heard an intercooler will make the whine even louder which I will soon be able to attest.