Winter oil?

[strokinKR]

Rotella T6 here also

 

[Stroker04]

5w40 synthetic delo all year no problems here


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[ncollins64]

I run the Schaeffer's 9000 5w40 full synthetic year round

 

[AllGo'N'Show]

I run the Schaeffer's 9000 5w40 full synthetic year round

Did you try anything before? Do any testing at all?

 

[ncollins64]

I use to run rotella t in my 7.3 and Cummins and when I bought this one i said I'd run the Schaeffer's. Plus beans is a dealer right down the road from me. And I've wanted to do oil testing but haven't done it yet. I need to just to see