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Old 08-04-2009, 05:25 AM   #3
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Join Date: Feb 2005
Location: It's a kind of magic.....
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Originally Posted by ovul82jazz
Does anyone have a list of the official Porsche approved coolants? I was told that the German cars had a pretty restricted list of products that could be used and I couldn't just wander down to the NAPA store and grab any of the standard coolant solutions.

Also, what is the best mix ratio for those of us who live in really, really cold climates?

There is only one coolant "approved" by Porsche, their own. As it is not expensive, easy to come by, and mixing with aftermarket stuff has proven to be problematic, buy theirs and mix it 50/50 with distilled water (ony)...................
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