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jsmithdmd · 03-03-2007, 09:37 AM

I use 15w-50. It comes in the large jugs for cheap. My mechanic (Been working on and racing Porsches since 1970) uses it and says that's what originally came in the Boxster.

03-03-2007, 09:37 AM	#17
jsmithdmd Registered User Join Date: Jan 2007 Location: Alabama Posts: 29	15w-50 I use 15w-50. It comes in the large jugs for cheap. My mechanic (Been working on and racing Porsches since 1970) uses it and says that's what originally came in the Boxster.