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      02-13-2020, 12:05 PM   #12
ziekxq
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Drives: 2011 535i xDrive
Join Date: Feb 2016
Location: United States

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Quote:
Originally Posted by BrowBMW View Post
WAIT, how is this different than the crank case breather hose that vents to your air intake? In fact that vent, since it's connected to your intake, would actually be SUCKING air out of the crank case.

Please someone smarter than me explain.
Good question, I want to know this as well. Maybe it helps release extra pressure that the tiny pipe can't.
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