Includes a Formula with Anti-Friction Metal Treatment Technology Features Engineering ... Damaging Friction and Heat Offers to Protect the Engine Even when the Motor Oil is Not Yet Fully ...

and others noting the additive helped cure everything from excessive oil consumption to noisy engine ticks in their high-mileage vehicles. Perhaps more importantly, many said that they'd be happy ...

Is Zinc Additive Really Needed For Older Engines? - Jalopnik ...

you may consider treating it with a good quality engine oil treatment like bardhal, nulon or liqui moly during the next oil change and servicing.