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RandallNeighbour · 07-02-2005, 04:45 AM

Right now I am using the "Porsche approved" viscosity of 0W-40. Do you recommend I do an oil change to 15W-50 before I make my long hot trip through the desert from Houston to San Jose and back through Las Vegas and the Grand Canyon?

07-02-2005, 04:45 AM	#8
RandallNeighbour Registered User Join Date: Jul 2004 Location: Houston, Texas Posts: 7,243	Right now I am using the "Porsche approved" viscosity of 0W-40. Do you recommend I do an oil change to 15W-50 before I make my long hot trip through the desert from Houston to San Jose and back through Las Vegas and the Grand Canyon?