Thread: Air intake?
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Old 10-30-2012, 03:49 PM   #13
peytonracer4's Avatar
Join Date: Jan 2010
Location: Valparaiso, IN
Posts: 7,756
My Ride: '00 328i
It's the turbo blow off valve.
Someone had a genesis at my last autocross and it sounded like it was eating squirrels. Awesome.
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