@buster brought to my attention this video patent is regarding Valvoline Blue Restore product that was developed several years back for Cummins engines that were suffering carbon build up & oil consumption. The guy in the video does claim to think this patent covers the Valvoline Restore and...
Decided to try it in my Ford Fusion with the 2.5 and with a Frame Endurance filter. The oil is a reasonable price for sure if it works as advertised. I do have a question though.
It says it can clean up to 100% of "deposits". A question I asked the company about sludge removal was basically...