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mikedivincent · 04-19-2006, 08:26 AM

I know that the Boxster (and Porsche in general) engines are very different than the everyday car engines, but has anyone used and oil additives and has there been any results?

04-19-2006, 08:26 AM	#1
mikedivincent Registered User Join Date: Oct 2005 Location: discovery bay, california Posts: 34	Zmax or Oil additives I know that the Boxster (and Porsche in general) engines are very different than the everyday car engines, but has anyone used and oil additives and has there been any results?