Best Marine Fuel Stabilizer in 2022

Sometimes it might be quite difficult to find the best marine fuel stabilizer. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this marine fuel stabilizer buying guide.

We Recommend:

The 10 Top Marine Fuel Stabilizer Reviews:

SaleBestseller No. 1
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
  • PREVENTS CORROSION – STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer is the ultimate treatment and protection against ethanol blended fuels. This formula contains PEA fuel system cleaners, and it removes water from your gas tank which prevents gum, varnish, rust, and corrosion from appearing.
  • IMPROVES PERFORMANCE – By combating the effects of harsh marine climates, this fuel additive helps to clean your fuel system. With gasoline pumping through your engine, it is imperative to use this fuel treatment in fresh gas at every fill up in order to ensure your engine is operating at peak performance.
  • VERSATILE – STA-BIL 360 Marine is an alcohol-free water remover that is very concentrated, and the 32 oz. bottle can be used to treat up to 320 gallons of fuel. This marine fuel stabilizer keeps fuel fresh up to 12 months, and it is safe for use in your boat, jet ski, and every gasoline-powered watersport engine.
  • DIRECTIONS – Bottle Directions: To measure small quantities: remove small cap and seal (on long neck), squeeze bottle to desired level, and pour. To measure large quantities: remove large cap and seal, pour (measurements on bottle side). Usage Directions: 1 oz (30 mL) treats up to 10 gallons (38 L) of fuel. Recommended for use at every fill up in season for year-round performance and protection.
  • SHELF LIFE – All STA-BIL branded products are good for use up to 2 years after the bottle was opened. Be sure to mark the date you opened the bottle on the back of your package! Proudly made in the USA by a family-owned company in Chicago, Illinois.
Bestseller No. 2
CRC Marine Gasoline Fuel Stabilizer 06162 – 16 FL. Oz., Concentrated, High Potency Formula
  • CRC INDUSTRIES: A market leader that offers impeccably designed chemical solutions to maintain, protect and repair different marine, heavy-duty motor vehicles, industrial-grade engines, household tools and electrical equipment
  • MARINE FUEL STABILIZER: Our Marine Fuel Stabilizer helps in reducing the harmful impact of Ethanol-blended gasoline on your fuel system. It also offers maximum protection against resin and gum build-up in gasoline engines.
  • EXCELLENT PERFORMANCE: This concentrated fuel stabilizer has a high-potency formula that keeps stored gas fresh for an easy start-up next season, and ensures optimum performance throughout the year.
  • APPLICATIONS: This fuel stabilizer works on all 2 and 4 cycle gasoline engines, marine engines, agricultural equipment, lawn and garden equipment, chainsaws, generators, jet skis, lawn mowers, motorcycles, snow blowers, snowmobiles, automobiles, and tractors.
  • PRODUCT SPECIFICATIONS: This CRC marine gasoline stabilizer is available in a 16 fl. oz. bottle.
SaleBestseller No. 3
VP Racing Fuels Madditive Ultra Marine Boat Fuel Stabilizer and Cleaner for Winterizing and Engine Health/Performance, 24 Ounces
  • KEEP FUEL FRESH: Stops water/ethanol issues before they start, keeping fuel fresh to keep your engine running like new
SaleBestseller No. 4
Marine Formula STA-BIL Fuel Stabilizer (32 oz.)- Sold in pack of 6
  • Sold in pack of 6
  • Gets rid of Corrosion from ethanol-induced water attraction, and condensation from temperature changes
  • Also gets rid of Fuel System Deposits from ethanol acting as a solvent on accumulated deposits, causing engine performance problems
  • Ships By Truck & A Daytime Phone # Is Needed For Delivery...
Bestseller No. 5
Liquid Performance - Marine Storage Max - 4 OZ - Premium Full Synthetic Fuel Stabilizer - Stabilizes Fuel and Removes Water for Over 36 Months - For All Gasoline Types and Engines
  • Stabilize & Save Gas - Liquid Performance Marine Storage Max is a must-have for keeping the gas in your boat's fuel tank and can storage in peak condition, stabilizing gasoline for over 3 years
  • Cleans & Lubricates Every Engine - Our full synthetic formula acts as a fuel system cleaner while stabilizing gas to keep your engine running smoother, whether you're using that fuel in a boat gas tank , a motorcycle gas tank, an auxiliary fuel tank, or any other gas engine
  • Boosts Performance - Beyond stabilizing gasoline, this fuel additive helps boost fuel performance, increasing horsepower and octane so your engine runs more efficiently on less fuel
  • EPA Registered - Unlike competitors who use a harmful petroleum-based formula, Storage Max is fully synthetic, meaning it doesn't create any harmful smoke or carbon build-up
  • Made in the USA - All Premium Marine and other Liquid Performance products are made right here in the USA with premium ingredients and quality formulas you can rely on
Bestseller No. 6
Marine Formula Fuel Stabilizer, 1-Gal.
  • Quantity of (8) 1 Gallon Marine Sta-Bil Fuel Stabilizer Treatment # 22250
  • Marine Fuel Ethanol Treatment & Performance Improver, Prevents corrosion from ethanol induced water attraction
  • Cleans fuel injectors and intake valves to improve engine performance
  • Stabilizes Fuel During Off Season, Can Be Used In Season To Keep Fuel Fresh
  • Recommended for use at every fuel fill up, treats up to 1280 gallons of fuel
Bestseller No. 8
Marine Formula Fuel Stabilizer, 1-Gal.
  • Quantity of (5) 1 Gallon Marine Sta-Bil Fuel Stabilizer Treatment # 22250
  • Marine Fuel Ethanol Treatment & Performance Improver, Prevents corrosion from ethanol induced water attraction
  • Cleans fuel injectors and intake valves to improve engine performance
  • Stabilizes Fuel During Off Season, Can Be Used In Season To Keep Fuel Fresh
  • Recommended for use at every fuel fill up, treats up to 1280 gallons of fuel
SaleBestseller No. 9
Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. – Treats up to 256 Gallons – Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems, Improve MPG, Reduce Emissions, Increase Horsepower
  • ENZYME FUEL TREATMENT – Star Tron Enzyme Fuel Treatment Concentrate improves the combustibility of all fuel - meaning more power and better fuel economy. It keeps working to clean your fuel delivery system, so your engines start easily and run strong.
  • STABILIZES FUEL FOR UP TO 2 YEARS – This fuel additive is ideal for everyday use and seasonal storage. It can stabilize fuel for up to 2 years and can help rejuvenate old, sub-spec fuel.
  • MAX PERFORMANCE – This gasoline stabilizer helps improve MPG, eliminate black soot and exhaust stains, reduce emissions, remove carbon build-up, and eliminate and prevent ethanol fuel problems for maximum performance.
  • VERSATILE – This revolutionary fuel stabilizer utilizes enzyme technology to enhance the performance of boats, automobiles, trucks, RVs, tractors, farm equipment, generators, lawnmowers, lawn equipment, oil burning furnaces and all other small engines.
  • SAFE FOR ALL ENGINES – Star Tron Enzyme Fuel Treatment concentrated formula #930XX is economical to use in large and small applications. It works with ethanol fuel and is safe for use in all engines (including 2-cycle pre-mix).
Bestseller No. 10
STA-BIL Storage Fuel Stabilizer - Guaranteed To Keep Fuel Fresh Fuel Up To Two Years - Effective In All Gasoline Including All Ethanol Blended Fuels - For Quick, Easy Starts, 128 fl. oz. (22213)
  • 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

Last update on 2022-09-26 / Affiliate links / Images from Amazon Product Advertising API

How to find the best marine fuel stabilizer?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best marine fuel stabilizer for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good marine fuel stabilizer recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the marine fuel stabilizer need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for marine fuel stabilizer to find what you’re looking for:


In some cases, the brand of marine fuel stabilizer is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given marine fuel stabilizer are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about marine fuel stabilizer are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare marine fuel stabilizer quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best marine fuel stabilizer can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.