[aerohead]

MOTOKOTE, DuraLube, SLICK50, Z-Bond, and XcelPlus are all the same product, they all come off the same ITW Packaging Solutions' 'assembly line' at Into Great Brands, Incorporated, and are all hidden under corporate camouflage by PENNZOIL-Quaker State, which is hidden under SHELL USA, which is hidden under SHELL plc, originally, Royal Dutch Shell Oil, from 1907, which still maintains the two royal families as stockholders.
The Federal Trade Commission sued them for false advertising ( unsubstantiated claims )( snake oil ).
Presently, the University of Utah at Salt Lake City won't 'talk' about their involvement, testing the stuff.
- the PTFE settled out of the carrier oil if left sitting long enough.
- Pressure drop across the oil filter was worse with it.
- Combustion products & oxidation were problematic.
There's more, but I'm out of time.