3aresExplorerJan 14, 2017oil gradesMy 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?
3aresExplorerJan 15, 2017FishOnOne wrote:Rotella T6 5W40 for 110k miles.How many miles to an oil change?Thanks