Thread: How often should I change the oil on 1998 Boxster ?
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Old 04-12-2012, 04:17 AM   #34
Flavor 987S
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Join Date: Jul 2009
Location: Arlington Heights, IL
Posts: 1,561
Do UOA's. Here's mine from last fall, prior to winter hibernation:
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File Type: pdf Boxster Oil Analysis Fall 2011 Forum.pdf (69.1 KB, 194 views)
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