Cummins DIY Service
Some of you may have read my thread about my free dealer oil change program I have and if I should use it or not. Anyway I think I've decided to just do it myself going forward. Couple questions...
Forum Discussion
CampingN.C. wrote:
So most of you guys are running T6 or some other synthetic?
T6 only come in 5W-40?
T6 comes in a 0W-40 and a 5W-40
