Differential Lube for 2016 Ram CTD 2500
As I mentioned in my other thread, I'm getting ready to change the diff lube in by 2016 Ram 2500 and would like some recommendation on gear lube. I was looking at Mobil 1 Synthetic that meets the...
Forum Discussion
Cummins12V98 wrote:proxim2020 wrote:
Walmart's SuperTech 75w-90 works just as well as Mobil 1. It's GL-5 and quality stuff. Down here it's running $5.75/QT.
Is this your opinion or u have fact to back this up?
He stated a fact... API GL-5.
