An essential part of your ethanol defense, Yamaha Ring Free Plus provides excellent deposit control, cleaning fuel injectors, carburetors, intake valves, intake ports and combustion chambers. Ring Free Plus will also help fight corrosion from the inside. 

Use Yamaha Ring Free Plus regularly when you fill up your fuel tank. Add 1 ounce of Ring Free Plus for every 10 gallons of fuel to provide your outboard motor the internal protection it deserves.

Yamaha Part# ACC-RNGFR-PL-12