Cummins ISX engine oil?
01-05-2022, (Subject: Cummins ISX engine oil? ) 
Post: #12
RE: Cummins ISX engine oil?
(01-05-2022 )montrose818 Wrote:  Sorry to bump it up, but what type Rotella for the 2015/16 ISX? t5 15w40 or?

Much appreciated.

You definetly want to stick with 15W40. I use rotella T4 15W40. Rawze recommends adding one gallon of gear lube (GL-4) as well.
replyreply
 Thanks given by: montrose818


Messages In This Thread
RE: Cummins ISX engine oil? - Vancity - 01-05-2022



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