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      01-29-2013, 09:51 PM   #7
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Drives: 335d
Join Date: Jan 2010
Location: North Carolina

Posts: 198
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2010 BMW 335D  [5.00]
FormerRotor, can you elaborate on how the secondary spring loaded section of the air filter box works? I see it, but don't understand how it works. Does it help blow off water/fluids that get in there?
Enjoy what you drive.
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