Oil additive f350. 7.3 2001
What is best oil additive to add to 7.3 with 171000 miles?
Forum Discussion
I do not put anything in the fuel or the oil.
235000 miles and running fine. No oil consumption. Still has the same power as new.
I use Shell Rotella and change at 7500 miles or once per year, whichever comes first.
235000 miles and running fine. No oil consumption. Still has the same power as new.
I use Shell Rotella and change at 7500 miles or once per year, whichever comes first.
