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Oil Change Question!
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03-19-2006, 09:48 AM
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bmussatti
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The oil viscosities approvad by Porsche are as following:
-Generally above -13 degrees F (-25C) SAE 0W-40, 5W-40 and 5W-50
-Generally below -13 degrees F (-25C) SAE 0W-40
Single grade oils are not approved for the Boxster (987).