Klotz KL-613 Storbilizer Fuel Stabilizer, Gasoline, Ethanol & Premix Storage Treatment

Protect stored fuel from oxidation, varnish, and corrosion with Klotz KL-613 Storbilizer. This premium fuel stabilizer is formulated to keep gasoline, ethanol blends (including E85), and pre-mixed two-stroke fuels fresh and ready to use after extended periods of inactivity.

• Stabilizes gasoline, ethanol blends, and two-stroke premix fuels during storage
• Helps prevent oxidation, varnish buildup, phase separation, and corrosion in fuel systems
• Keeps additives and components suspended, even in cold temperatures
• Promotes quick, easy startups after long periods of non-use
• Provides 6–8 months of protection at the standard treat rate (1 oz per gallon); up to 12–16 months at a double treat rate
• Safe for oxygen sensors and compatible with both 2-stroke and 4-stroke engines
  

Ideal For
Seasonal storage of boats, personal watercraft, motorcycles, ATVs, UTVs, snowmobiles, generators, landscaping equipment, snowplows, tractors, and other gasoline-powered equipment that sits idle for months at a time.

How to Use
Add 1 oz of Storbilizer per gallon of fuel for 6–8 months of protection, or 2 oz per gallon for 12–16 months. Mix thoroughly. One 1-pint (16 fl oz) bottle treats multiple tanks, making it an economical choice for off-season preparation.

Klotz Quality
Made in the USA by Klotz Synthetic Lubricants, a brand trusted for decades in motorsports and high-performance applications. Storbilizer is designed to deliver reliable fuel protection so your equipment starts cleanly when the season returns.