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      03-03-2010, 02:24 AM   #9
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Drives: M6
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Originally Posted by bunnn View Post
someone tie a smoke gun near that cowl and test it out at high speeds ..we'll know if it sucks or blow ahaha
just drive when it's raining, water sprays out of the vent.

Originally Posted by ChitownM3 View Post
This has been discussed many times in the past. Some people still say it is a vacuum at full throttle. IMO, the bmw engineers put it there for a reason.
You can see stuff blowing out of it. Water, pieces of leaves, etc.