Originally Posted by Dominic Toretto
Word. When I used to be a distributor for AMSOIL, they advertised like 15,000miles on one change. I think BMW advertises the same.
-Alex
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The only way to really know is to send in a sample.
Originally Posted by GTOphil
I used Mobil 1 in my GTO but haven't had a chance to change this oil yet. I think the last time I looked I was around 50%.
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I really really like Penzoil ULtimate. So does do alot of test.