Fuel Medics 37363 Gasoline/Marine Medic Fuel Treatment With Ring Cleaner for Boats, 32-Ounce
Our best and most comprehensive ethanol protection. Uses 60-percent of Ethanol Medic plus added special detergents to remove carbon from Rings and internal parts. Keeps your engine running at peak performance. Comparable to Yamaha Ring Free and Mercury Quick Clean. One quart treats 375-gallon. One complete additive without the need to purchase multiple additives.