I don't see how it keeps it cleaner. I fun it, but that's just to keep oil pressure up after the engine heats-up in the summer. It's supposed to keep things lubed better and extend the life of a new(er) engine.
- 2001 F-150 XLT 4x4. 5.4, auto, manual t-case. Mostly stock for now...
- Mods- Pioneer single-din, 16in Eagle Alloys w/265-75's. - Future- Pioneer double-din, 2-10" subs, dual exhaust, torsion key crank.
- 1992 F-150 FlareSide - Lives again - 5.0 H.O., 31x10.50's, true duals with glasspacks