STA-BIL Storage Fuel Stabilizer STA-BIL Storage Fuel Stabilizer is a fuel additive that keeps fuel fresh for up to 24 months and ensures quick, easy starts after periods of storage. This E10 fuel additive can be used in any petrol-powered vehicle or equipment you plan to store for 30-days or longer. STA-BIL is perfect for collector cars, stored vehicles, classic motorcycles, stored motorcycles, generators, lawn mowers, snow blowers, etc. Designed for all petrol engines, STA-BIL Fuel Stabilizer eliminates the need to drain fuel before storage in order to protect your engine from the gum, varnish, rust, and corrosion that can afflict engines after petrol left in the tank has broken down. It also prolongs the life of an engine by removing water from petrol tanks, and cleans carburetors and fuel injectors. The solution works safely and effectively in all petrol blends, including ethanol-blended fuel up to E85. This includes the new government standard E10 petrol. Perfect for vehicles