Just had a question for you folks. When is it ok to change out the old dino oil and replace it with synthetic? I just changed our oil at about 10,000 miles, second change, and wonder if I should loo...
Cummins recognizes Valvoline as a preferred supplier for our engines with our partnership ensuring continued technology leadership and the ultimate product experience for our customers. Valvoline’s Premium Blue diesel engine oil is the only engine oil recommended by Cummins and is the factory fill lubricant used at all Cummins engine manufacturing facilities