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Old 04-13-2012, 08:50 PM   #9
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Join Date: Sep 2003
Location: Chicago, IL
Posts: 3,138
My Ride: 2001 TiAg 330i
Originally Posted by steven747 View Post
This would have zero benefit on a n/a motor correct?
It will catch and condense water as well as gunk. If you live in a cold place, this will keep your stock oil seperator from freezing and cracking.

Originally Posted by Diabolu$ View Post
how does it work?
It goes between the crank case outlet and the intake plenum and traps oil and water vapors. The oil can lead to buildup.
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