Cummins ISL Oil recommendation
Getting ready for my first service, and I see the shop offers standard oil, semi synthetic, or full synthetic. Terrific :) Any idea what would be the best oil for the ISL that operates as a vacati...
Forum Discussion
moisheh wrote:Oops - typo. I meant Rotella T6 meets CJ-4.Mile High wrote:Never heard of CJ6??? If you have a DPF you should be using CJ4. What does that have to do with your DEF????
So using a Rotella T6 that meets CJ-6 could reduce some of my DEF consumption because the filter won't plug as often?
Moisheh
I'm grasping at the DEF based on this claim from Rotella as a justification for using T6 over T1 in a newer diesel:
Emissions System Compatibility
Advanced low-ash formulation helps control blocking of or poisoning of exhaust after-treatment devices, helping maintain vehicle emission compliance and engine fuel efficiency.
