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John V · 04-26-2008, 04:57 PM

Porsche's original reccomendation for the Boxster S 3.2L was 10W40/15W40/15W50 for temperatures higher than 50F. However they've since revised their recommendation to 0W40.

I would say you're probably OK to use it, but 0W40 is preferable.

04-26-2008, 04:57 PM	#2
John V Registered User Join Date: Oct 2006 Location: MD Posts: 447	Porsche's original reccomendation for the Boxster S 3.2L was 10W40/15W40/15W50 for temperatures higher than 50F. However they've since revised their recommendation to 0W40. I would say you're probably OK to use it, but 0W40 is preferable.