Search

*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best gasoline stabilizers of 2025

Are you trying to find gasoline stabilizers among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling gasoline stabilizers on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 16 gasoline stabilizers tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best gasoline stabilizers you can buy today

No. 1
STA-BIL Storage Fuel Stabilizer | Keeps Fuel Fresh for 24 Months, Prevents Corrosion, Gasoline Treatment Fuel Additive that Protects Fuel System, Gas Stabilizer for Fuel Storage, 32 oz.
  • Replaces: Cub Cadet 22216, 22287
  • Corrosion protection to help prevent and protect against problems caused by ethanol-blended fuels
  • Used in 2-cycle and 4-cycle engines
  • 32 oz. treats 80 gallons of fuel; 1 oz. treats 2 1/2 gallons of fuel
  • Keeps stored fuel fresh; Prevents varnish and gum deposits
SaleNo. 3
STA-BIL 22208 Fuel Stabilizer - 8 oz. Size: 8 Fl. oz., Model: 22208, Outdoor/Garden Store, Repair & Hardware
  • Keeps fuel fresh for up to 24 months during storage
  • Eliminates the need to drain fuel prior to storage
  • Ensures quick, easy starts after storage
  • Prevents gum and varnish build-up
  • Effective in all gasoline, including Ethanol blends
No. 4
STA-BIL 32 oz Fuel Stabilizer ( pack of 2 )
  • 32-oz bottle
  • Stops formation of gum and varnish
  • Keeps stored fuel fresh for quick easy starts
  • Store engine without draining fuel
  • Prevents corrosion and cleans fuel system
SaleNo. 5
Star Tron Enzyme Fuel Treatment - Small Engine Formula - 16 Oz Treats up to 96 Gals, Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures & Prevents Ethanol Problems, Improves MPG (014316)
  • UNLEASH YOUR ENGINE'S FULL POTENTIAL - Star Tron Enzyme Fuel Treatment uses advanced enzyme technology to ensure all engines start easily and run smoothly, even after months of inactivity
  • SAY GOODBYE TO ETHANOL-RELATED PROBLEMS - Prevents and cures most ethanol-related issues, including poor performance, rough idling, and decreased fuel economy, giving you peace of mind on the road or on the water
  • MAXIMIZE FUEL ECONOMY - By removing and preventing gum, carbon deposits, and varnish build-up, Star Tron keeps your fuel delivery system clean, resulting in improved fuel economy
  • WORKS FOR ALL ENGINES AND FUEL TYPES - Whether you have a car, boat, RV, or lawn mower, Star Tron works in all engines and all fuels, making it the ideal fuel treatment and stabilizer for any vehicle
  • PREVENT WATER BUILD-UP - Helps prevent phase separation by dispersing water throughout fuel as submicron-sized droplets that are safely eliminated while the engine operates, keeping your engine running smoothly in humid or wet conditions
  • REVITALIZE OLD FUEL - Star Tron stabilizes fuel up to 2 years and can even help rejuvenate old, sub-spec fuel
  • REDUCE EMISSIONS & SAVE MONEY - Star Tron reduces smoke and emissions which are a symptom of poor combustion which wastes gas and is harmful to our health & planet. Try Star Tron Enzyme Fuel Treatment today and experience the difference
  • GET MORE BANG FOR YOUR BUCK - At just one fluid ounce per six gallons of fuel, Star Tron Fuel Treatment is an incredibly cost-effective solution for optimizing engine performance and efficiency
  • MADE IN THE USA: Star brite products have been made with pride in the USA since 1973
SaleNo. 6
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. – Treats up to 512 Gallons - Fuel Stabilizer & Treatment, Gasoline Stabilizer, Star Tron Marine Enzyme Fuel Treatment
  • ALL-ROUND ENGINE SOLUTION - Works in all engines and all fuels, making it the ideal fuel treatment and stabilizer for any vehicle or gas powered tool
  • ETHANOL PROBLEM SOLVER - Prevents and cures most ethanol-related issues, including poor performance and decreased fuel economy
  • OLD FUEL REVITALIZER - Stabilizes fuel up to 2 years and can help rejuvenate old, sub-spec fuel, even after months of inactivity
  • FUEL ECONOMY MAXIMIZER - Removes and prevents gum, carbon deposits, and varnish build-up, resulting in improved fuel economy
  • WATER BUILD-UP PREVENTION - Disperses water throughout fuel as submicron-sized droplets that are safely eliminated while the engine operates
  • EMISSION REDUCER - Reduces smoke and emissions, a symptom of poor combustion which wastes gas and is harmful to our health & planet
  • EASY TO USE - Unlike other stabilizers, Star Tron can be mixed with any other fuel additive without worry of over dosing - No need for exact fuel amount or expensive measuring bottles
No. 7
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust and Corrosion, Helps Clean Fuel System For Improved In-Season Performance, Treats Up To 320 Gallons, 32oz (22240) , Blue
  • FUEL SYSTEM CLEANER: Cleanses the entire fuel system using PEA additives, including fuel injectors, lines, & fuel pumps. This advanced formula removes water, gum, and varnish, ensuring optimal performance & longevity of your fuel system while preventing corrosion.
  • CORROSION PROTECTION: Industry-leading rust and corrosion protection & designed for in-season cleaning & the protection of internal fuel system parts.
  • PERFORMANCE BOOSTER: Designed to optimize fuel performance which contributes to enhanced gas mileage & improved engine power. This advanced formula cleans & protects the fuel system, allowing for efficient combustion & prolonged engine life.
  • DIRECTIONS: Pour directly into fuel tank prior to fill up. Use 1 oz for every 10 gallons of fuel. Run the engine for 5 minutes to treat the entire fuel system.
  • YEAR-ROUND PROTECTION: Pair STA-BIL In-Season Marine Protection with STA-BIL Storage, providing a complete solution for both in-season operation & storage needs during the winter ensuring that your watercrafts remains in peak condition year-round.
  • FUEL STABILIZER: Stabilizes fuel in-season when watercraft is idle. For specific storage needs, use our STA-BIL storage fuel stabilizer product.
No. 8
Ethanol Shield Fuel Stabilizer, 24 oz (2 Pack)
  • New Standard of Antioxidants and Anticorrosives
  • Proprietary top-tier detergent reduces the need for higher octane as the machine ages
  • Phase separation inhibitor
  • Helps bond 2 cycle Oil to gasoline/ethanol mix
  • Combustion Cool Technology ( CCT)
  • Dramatically slows fuel aging
  • Upper cylinder lubrication
  • Rubber and plastic protection
No. 9
Ethanol Shield Fuel Stabilizer - for All Gasoline Engines. Easy Starts After Storage, Use Year Round to Protect Engine. 2 oz Bottle (12 Pack)
  • New Standard of Antioxidants and Anticorrosives
  • Proprietary top-tier detergent reduces the need for higher octane as the machine ages
  • Phase separation inhibitor
  • Helps bond 2 cycle Oil to gasoline/ethanol mix
  • Combustion Cool Technology ( CCT)
  • Dramatically slows fuel aging
  • Upper cylinder lubrication
  • Rubber and plastic protection
No. 10
STA-BIL In-Season Protection Fuel System Treatment | Full Protection Fuel System Cleaner, Injector Cleaner, Increases MPG, Prevents Corrosion, 4 Fl. Oz.
  • FUEL SYSTEM CLEANER: Cleanses the entire fuel system, including fuel injectors, lines, & fuel pumps, this formula removes water, gum, & varnish, ensuring optimal performance & longevity of your fuel system while preventing corrosion.
  • CORROSION PROTECTION: Industry-leading rust and corrosion protection for all internal fuel system parts.
  • MPG BOOSTER: Designed to optimize fuel performance which contributes to enhanced gas mileage & improved engine power. This advanced formula cleans & protects the fuel system, allowing for efficient combustion & prolonged engine life.
  • DIRECTIONS: Pour directly into fuel tank prior to fill up. Use one 4 oz bottle for every 5 gallons of fuel.
  • YEAR-ROUND PROTECTION: Pair STA-BIL In-Season Protection with STA-BIL Storage, providing a complete solution for both in-season operation & storage needs during the winter ensuring that your equipment remains in peak condition year-round.
  • FUEL STABILIZER: Stabilizes fuel in-season for gasoline sitting in collector cars, gas cans, etc. For specific storage needs, use our storage fuel stabilizer product.

How to choose a good gasoline stabilizers

Does the idea of finding a fantastic gasoline stabilizers make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in gasoline stabilizers. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top gasoline stabilizers products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top gasoline stabilizers on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top gasoline stabilizers brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top gasoline stabilizers based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the gasoline stabilizers were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good gasoline stabilizers, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your gasoline stabilizers.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting gasoline stabilizers for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our gasoline stabilizers. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what gasoline stabilizers should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on gasoline stabilizers.