Quote Originally Posted by Dirty Mech.
have you checked the oil in between oil changes. 10k is crazy i dont care what oil you have. its not the oil thats the problem its the dirt and particulates in it and the filters dont have the capacity
LOT of people, even manufacturers, are recommending oil change intervals that long now. Mobil recommends 15k for some of their oils.

Obviously I HAVE checked my oil between changes....no issues and it's always fairly clean looking when I drain it.