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Old 12-10-2012, 08:57 AM   #30

tramtwo's Avatar
Drives: 2013 1LE
Join Date: Jul 2011
Location: N'Awlinz
Posts: 6,308
Originally Posted by vroomapunk View Post
What! Do you have an oil cap breather from the factory? Looks like a vaccum line running from the cap. Didnt know they started doing that.
This is a GM Oil Separator similar to the one one the zl1. It is made for off road use only but some dealerships don't know and are installing them.
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