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Old 04-15-2012, 07:12 PM   #2
black_knight06
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Member#: 146718
Join Date: Apr 2007
Chapter/Region: NWIC
Location: Seattle, WA
Vehicle:
'06 OBP STi
'07 CGM Forester XT Ltd.

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Yup, that's part of the EVAP System for the emissions of your car. If it's loose, you should probably replace it since I don't think it's held on with anything except the friction between it and the nipple it fits over.
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