Diesel engines.
This is NOT another thread about gas vs. diesel. This is a new diesel owner with some questions. 1st, just purchased 2013 Ram Crew Cab long bed with 6.7 Cummins diesel engine. My history, I hav...
Forum Discussion
Dano1955 wrote:
Anyone have a take on the Mobile Delvac 15w-40?
Its a great oil... It was one of the first with the tri-nuclear moly. XOM produces some of the best oil's/additives money can buy.
