STA-BIL Storage Fuel Stabilizer for Gasoline Engines, 16 Fluid Ounces (22207)
4.8Best price now
$18.99at West MarineObserved at 4:06 PM
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STA-BIL Storage is a gasoline additive that keeps fuel fresh for up to 24 months and protects the fuel system from corrosion during storage. It works in both ethanol and non-ethanol gas and is meant for cars, boats, mowers, generators and other equipment that sits idle. The dose is 1 ounce per 2.5 gallons, so a 16-ounce bottle treats about 40 gallons. At $11.99 at Amazon as of November 4, 2026, it sits at the low end of its recent range.
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Lowest price we've seen: $11.99 on Nov 4 at Academy Sports + Outdoors. Tracked across 6 stores since Nov 4.
Owners rate it highly, at 4.8 out of 5 from 236 ratings. Most report equipment starting easily in spring after months of storage.
STA-BIL Storage, America’s #1 fuel stabilizer designed to preserve the freshness of gasoline for up to 24 months, making it an essential product for anyone looking to store vehicles, outdoor power equipment, boats, and powersports vehicles during periods of inactivity, such as winter months. This innovative formula not only extends the life of your fuel but also plays a crucial role in preventing corrosion within your engine and fuel system. By effectively safeguarding against the harmful effects of both ethanol and non-ethanol fuels, STA-BIL Storage maintains the integrity of fuel components, ensuring optimal performance and longevity for your equipment. With STA-BIL Storage, you can enjoy the peace of mind that comes with knowing your vehicles and equipment will start effortlessly when needed. The product guarantees quick and easy starts, allowing you to confidently store your items without the worry of engine troubles. To use, simply pour the contents directly into the fuel tank before adding gasoline, using 1 ounce of STA-BIL Storage for every 2.5 gallons of gas. After adding the fuel, running the engine for 5 minutes ensures that the entire fuel system is treated effectively. Additionally, the product boasts a generous expiration date of 2 years from opening or 5 years from the date of production, as indicated by the 5-digit code on the back of the bottle. STA-BIL’s scientifically formulated blend of antioxidants, anti-corrosives, and detergents consistently ranks it as America’s #1 fuel stabilizer, outperforming competitors in independent lab testing, making it the trusted choice for fuel preservation.
