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I see now that it is conventional oil, but it is CK rated and had the Cummins certification CES 20086.

I just checked and it shows to be in stock at my store, Silsbee, Texas and available to be shipped. Two gallon jugs, one gallon jugs or by the quart.

The price is partly the reason why I’m leaning towards using this oil over the others. As long as I keep reading the good stuff about it and the fact that it meets Cummins specs.

Thanks for explaining this. I am thinking about running this in my 2018. I have another 1000 miles or so to reach my 10,000 OCI. This will be my first oil change since I bought this truck three months ago. I was trying to decide between the Shell Rotella and the Valvoline Blue until this...

By saying the SN rating doesn’t seem legit, are you saying it should be a higher rating or something?

Can someone explain what all of this means or at least the important stuff?

Can you explain what all of this means or at least the important stuff?

I live in SE Texas. Our temps can get into the 30’s during the winter and 90’s for the summer.

I knew about the CK4 rating but didn’t know about the CES-20086. My truck came with the owners manual but not the diesel supplement book.

I’m approaching my first, to me oil change on my 2018 Cummins. I’m trying to decide between the Valvoline Premium Blue and the Shell Rotella T5 or T6, but I’ve heard these trucks don’t benefit from using synthetic oils. Also is the standard Mopar oil filter really a good filter to use? This...