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
Never heard of CJ6??? If you have a DPF you should be using CJ4. What does that have to do with your DEF????
Moisheh
Moisheh
