Im not totally sure about switch yet. The reason I would is we get 15w 40 delivered by the barrel for our dump trucks. So I would be cheaper cause that barrel won't miss 5 gallons every 3000 miles
A forum community dedicated to all diesel truck owners and enthusiasts. Come join the discussion about Powerstroke, Cummins and Duramax performance, modifications, classifieds, troubleshooting, maintenance, and more!