zMAX Fuel Formula 6oz

6oz. zMAX Fuel Formula easy to use formula. By virtue of soaking into metal to reduce harmful carbon build-up, zMAX Micro-lubricant helps: Improve performance Extend the life of your fuel system Improve fuel mileage Reduce emissions Will not overflow. For use in gasoline or diesel engines. Download the Safety Data Sheets (SDS). Directions for Use: Add 6oz zMAX Fuel Formula to 1/2 tank (or less) of fuel every 3 months or 3,000 miles.