oil grades
My new 2016 Ford Power Stroke F 250 diesel recommends oil 5w-40 syn. oil for towing. I’ve been using 15w-40 Shell Rotella. What oil have you been using?
Forum Discussion
taviking22 wrote:
Rotella 5w-40 since day one
Ditto. Synthetic is mandatory due to the winter temps we get where I live, but I'd probably run it regardless.
