Quote:
Originally Posted by chuck92103
Larger oil capacity, better oil and filters have all improved where the 2500 mile oil changes are no longer required.
Many old schoolers will argue this point.
Since no one has had an engine failure due to 15k oil changes, I would say they are not an issue.
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+1
I used to be skeptical but after running a couple of X5's hard including time in the desert and the snow I have to agree.