 If that sound gives you nightmares, there's a cheap and easy way to avoid engines not firing. Stable, America's number one fuel stabilizer, ensures quick and easy starts after storage. Stable's proprietary formula keeps fuel fresh for two years, outperforming competitors. Pour Stable in your gas can or directly into the tank of your car, truck, hybrid, boat, ATV, motorcycle, or lawnmower to prevent fuel-related engine problems that cost time and money. When you store, start with Stable.