So what do the more knowledgeable folks on 6.2L diesels think about adding marvel oil when doing an oil change to a 6.2L diesel? Thanks.
So what do the more knowledgeable folks on 6.2L diesels think about adding marvel oil when doing an oil change to a 6.2L diesel? Thanks.
I've had a couple 6.2 diesels and always used Rotella or Delvac in them. Never added anything.
Tony
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