Best Gas Additive For Old Gas in 2022

Sometimes it might be quite difficult to find the best gas additive for old gas. 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 gas additive for old gas buying guide.

Our 20 Recommendations:

# Preview Product
1 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, 4 fl. oz. (22205) , Red STA-BIL Storage Fuel Stabilizer - Guaranteed To Keep Fuel Fresh Fuel Up To Two Years - Effective In...
2 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 Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. – Treats up to 256 Gallons – Rejuvenate...
3 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz – Treats up to 96 Gals – Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures & Prevents Ethanol Problems, Improves MPG & More Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz – Treats up to 96 Gals – Gas...
4 STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 oz. Treats 6 Gallons - 8 OZ (14308) STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 oz. Treats 6 Gallons - 8 OZ...
5 ISO-HEET Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner - Helps Increase Gas Mileage - Improves Engine Performance - Year Round Performance, 12 fl. oz. (28202) , Red ISO-HEET Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner - Helps Increase Gas...
6 STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors and Injectors, Fixes Rough Running Engines, Eliminates Water, Treats Up to 20 Gallons, 8oz (22304) , Green STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors and Injectors, Fixes Rough Running...
7 Star brite Star Tron Gasoline Additive (8 oz) Star brite Star Tron Gasoline Additive (8 oz)
8 Lucas Oil LUC10020 Fuel Treatment - 5.25 Oz, Multi-Colored Lucas Oil LUC10020 Fuel Treatment - 5.25 Oz, Multi-Colored
9 STA-BIL (22254) Diesel Fuel Stabilizer And Performance Improver - Keeps Diesel Fuel Fresh For Up To 12 Months - Lubricates And Cleans The Fuel System - Treats 320 Gallons, 32 fl. oz. , Orange STA-BIL (22254) Diesel Fuel Stabilizer And Performance Improver - Keeps Diesel Fuel Fresh For Up To...
10 Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz. Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz.
11 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 STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust and Corrosion, Helps Clean...
12 The Original Drop It Wine Drops, 2pk- USA Made Wine Drops That Naturally Reduce Both Wine Sulfites and Tannins- Can Eliminate Wine Sensitivities, Wine Allergies and Histamines- A Wine Wand Alternative The Original Drop It Wine Drops, 2pk- USA Made Wine Drops That Naturally Reduce Both Wine Sulfites...
13 Call Me By Your Name Call Me By Your Name
14 HEET Gas-Line Antifreeze And Water Remover - Removes Water From Fuel System - Prevents Gas-Line Freezing - Optimal For Winter Use Fast Cold Weather Starts, 12 fl. oz. (28201) , Yellow HEET Gas-Line Antifreeze And Water Remover - Removes Water From Fuel System - Prevents Gas-Line...
15 STA-BIL 360 Protection Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Prevents Ethanol Damage - Cleans Entire Fuel System - Treats 5 Gallons, 4 fl. oz. (22295) STA-BIL 360 Protection Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Prevents Ethanol...
16 Rislone Hy-per Fuel Complete Fuel System Cleaner Gas Rislone Hy-per Fuel Complete Fuel System Cleaner Gas
17 Red Line (60103) Complete SI-1 Fuel System Cleaner - Gas and Injector Additive Treatment - 15 Oz Bottle Red Line (60103) Complete SI-1 Fuel System Cleaner - Gas and Injector Additive Treatment - 15 Oz...
18 Hot Shot's Secret Gasoline Extreme 16 Ounce Bottle 3 Pack Hot Shot's Secret Gasoline Extreme 16 Ounce Bottle 3 Pack
19 104+ Performance Max Octane Boost and Lead Substitute (10410) 104+ Performance Max Octane Boost and Lead Substitute (10410)
20 K&N Performance+ Octane Booster: Boosts Octane and Improves Engine Performance, 16 Ounce Bottle Treats up to 18 Gallons, 99-2020 K&N Performance+ Octane Booster: Boosts Octane and Improves Engine Performance, 16 Ounce Bottle...

Best Gas Additive For Old Gas Reviews:

Bestseller No. 1
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, 4 fl. oz. (22205) , Red
  • 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
SaleBestseller No. 2
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).
SaleBestseller No. 3
Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz – Treats up to 96 Gals – Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures & Prevents Ethanol Problems, Improves MPG & More
  • ENZYME FUEL TREATMENT – Star Tron Enzyme Fuel Treatment Small Engine Formula improves the combustibility of all fuel - meaning more power and better fuel economy. 1 oz. treats 6 gallons of fuel (bottle treats 96 gallons total).
  • STABILIZES FUEL FOR UP TO 2 YEARS – Star Tron 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. Use with every refill.
  • MAX PERFORMANCE – Star Tron 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 – Star Tron fuel stabilizer utilizes enzyme technology to enhance the performance of small engines, power equipment, boats, cars, motorcycles and more.
  • SAFE FOR ALL ENGINES – Star Tron Enzyme Fuel Treatment works with regular and ethanol blended gasoline (E5, E10, E15, E20, E25); Safe for use in all engines including ones that use 2-stroke pre-mix fuel.
Bestseller No. 4
STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 oz. Treats 6 Gallons - 8 OZ (14308)
  • Makes engines start easily and run smoothly; improves MPG and reduces emissions
  • Stabilizes fuel for up to 2 years and can help rejuvenate old, sub-spec fuel
  • Cures and prevents ethanol fuel problems; helps prevent phase separation
  • Cleans valves & injectors of carbon deposits, gums and varnish
  • Small Engine Formula 14308 is safe for use in all engines (including 2-cycle pre-mix)
SaleBestseller No. 5
ISO-HEET Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner - Helps Increase Gas Mileage - Improves Engine Performance - Year Round Performance, 12 fl. oz. (28202) , Red
  • Selling brand of premium gas-line antifreeze
  • Absorbs 5 times more water than regular gas dryers
  • Removes water from fuel system
  • Prevents rust and corrosion
  • This item is not for sale in Catalina Island
Bestseller No. 6
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors and Injectors, Fixes Rough Running Engines, Eliminates Water, Treats Up to 20 Gallons, 8oz (22304) , Green
  • FIXES ROUGH RUNNING ENGINES – STA-BIL Fast Fix eats away at gum and varnish that cause rough starts and no starts in your small engine equipment. This easy-to-use fuel additive combats the effects of ethanol blended gasoline.
  • ELIMINATES WATER – This fuel injector cleaner helps to remove water that may get into your fuel system. Penetrating deep into the fuel line, this simple fuel additive prevents the need to disassemble the engine. The 8 oz. bottle of this alcohol-free fuel additive treats up to 20 gallons of fuel.
  • VERSATILE – Compatible with all small engines, adding STA-BIL Fast Fix to your 2-cycle or 4-cycle small engine cleans carburetors and injectors while acting as a water remover. Use this product in your lawn mower, chainsaw, trimmer, snow blower, generator, and more.
  • DIRECTIONS – For rough running engines use 1 oz. of STA-BIL Fast Fix per 2.5 gallons of fuel. Fill with fresh gas. Start the engine and allow to run for 15 minutes to allow the additive to work its way through the fuel system. If the engine does not start, attempt to turn it over a few times so the additive makes its way through the fuel system and allow to sit overnight. Attempt to start again, if problems persist you may need to have it looked at by a mechanic.
  • 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.
SaleBestseller No. 7
Star brite Star Tron Gasoline Additive (8 oz)
  • Quality aftermarket replacement and original parts and accessories
  • Parts that match or exceed OEM standards
  • Reliable and durable with OEM or higher quality
SaleBestseller No. 8
Lucas Oil LUC10020 Fuel Treatment - 5.25 Oz, Multi-Colored
  • The product is 5, 25 oz, fuel treatment, for gasoline lpg and diesel fuel, contains no alcohol/solvents/kerosene/diesel fuel, lubricates rings and cylinder walls for longer life, increases mileage, cleans and lubricates valves, pumps, carburetors, and injectors
  • Easy and simple use kit
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Increases the life of pumps and injectors
  • Cleans and lubricates the fuel system
Bestseller No. 9
STA-BIL (22254) Diesel Fuel Stabilizer And Performance Improver - Keeps Diesel Fuel Fresh For Up To 12 Months - Lubricates And Cleans The Fuel System - Treats 320 Gallons, 32 fl. oz. , Orange
  • Helps remove water that bacteria, fungus and algae require for growth
  • Safe to use in all diesel engines including agricultural and marine
  • Safe to use in all diesel fuel, including ultra low sulfur diesel and bio-diesel
  • Keeps diesel fuel fresh, for quick easy starts
SaleBestseller No. 10
Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz.
  • Cleans, restores, protects the entire fuel system (fuel injectors, carburetors, intake valves and combustion chambers)
  • Restores: Lost power, acceleration, lost fuel economy, and operation of the fuel gauge sensor
  • Reduces: Rough idle, engine surge, hesitation, and spark plus fouling
  • Improves: Cold start performance, and fuel stability for up to one year
Bestseller No. 11
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. 12
The Original Drop It Wine Drops, 2pk- USA Made Wine Drops That Naturally Reduce Both Wine Sulfites and Tannins- Can Eliminate Wine Sensitivities, Wine Allergies and Histamines- A Wine Wand Alternative
  • Eliminate Wine Sensitivities with Drop It – If you get a headache from a glass or two of wine, you may have a common sensitivity to Sulfites and/or Wine Tannins. Enjoy in moderation without a wine headache, with Drop It -- the ONLY product that naturally reduces BOTH Sulfites and Tannins in all types of wine. Proudly made (and verified) in the USA.
  • All-Natural Ingredients – Drop It is independently tested and verified by a USA-based wine laboratory. Contains JUST 3 ingredients: food-grade hydrogen peroxide, natural egg white protein and sunflower lecithin. It's gluten, soy & dairy free, with no sweeteners or artificial flavors.
  • Enjoyed by Thousands of Wine Enthusiasts – Highly cost effective compared to wine wands and wine filters, each bottle of Drop It treats up to 55 glasses of wine! Simply add Drop It to a glass or bottle of ANY type of wine: red wine, white wine, rose wine and sparkling wine/champagne.
  • A Social Solution, Enjoy Wine Anywhere – Unlike using wands or messy wine filters, Drop It is portable, discreet and easily fits in your purse or pocket. Avoid unwanted attention at restaurants, bars and wineries -- savor your glass of wine without questions! Drop It is the original drop for wine. The makers of Drop It remind consumers to always drink responsibly.
  • Easy to Use – Gently shake the discreet 10ml bottle, add drops to your favorite glass or bottle of sauvignon blanc wine, pinot grigio wine, cabernet sauvignon wine or boxed wine and swirl. In JUST 20 seconds, it's ready to enjoy. Will not alter the taste of wine when used as directed.
Bestseller No. 13
Call Me By Your Name
  • Amazon Prime Video (Video on Demand)
  • Armie Hammer, Timothée Chalamet, Michael Stuhlbarg (Actors)
  • Luca Guadagnino (Director) - James Ivory (Producer)
  • English (Playback Language)
  • English (Subtitle)
SaleBestseller No. 14
HEET Gas-Line Antifreeze And Water Remover - Removes Water From Fuel System - Prevents Gas-Line Freezing - Optimal For Winter Use Fast Cold Weather Starts, 12 fl. oz. (28201) , Yellow
  • No.1 selling brand of gas-line antifreeze and water remover
  • Safe for use in all 4-cycle engines including fuel injected engines
  • Prevents gas-line freeze up
  • Prevents rust and corrosion
SaleBestseller No. 15
STA-BIL 360 Protection Ethanol Treatment and Fuel Stabilizer - Prevents Corrosion - Prevents Ethanol Damage - Cleans Entire Fuel System - Treats 5 Gallons, 4 fl. oz. (22295)
  • America's #1 Ethanol Treatment. Works with all ethanol blends, including E10, E15, and E85 gasoline.
  • Prevents corrosion caused by ethanol blended fuels
  • Improves your gas mileage! Simply adding a boost every time you fill up helps clean your fuel system and improve engine performance to burn fuel more efficiently and maximize your MPG.
  • Effective in ethanol and non-ethanol blended fuels
  • Engineered for year round usage but can also keep fuel fresh for up to 12 months
SaleBestseller No. 16
Rislone Hy-per Fuel Complete Fuel System Cleaner Gas
  • Six in one: equal to a bottle of regular injector & complete fuel system cleaner, upper cylinder lubricant, fuel stabilizer and conditioner, dry gas, gas treatment and octane booster
  • Increase power and performance: boosts octane, power, performance and mileage, stabilizes gas, lubricates and protects
  • Save gas: cleans and lubricates the complete fuel system; engine dynamometer tests show improved fuel economy
  • Run smoother: helps eliminate noisy injectors and fuel pumps, rough idle, hard starting and hesitation; regular use provides reduced fuel system and emission control repairs.
  • EPA registered: will not void manufacturer’s new vehicle warranty and safe to use on vehicles with oxygen sensors and catalytic converters; exceeds epa compliance performance criteria and is epa registered
SaleBestseller No. 17
Red Line (60103) Complete SI-1 Fuel System Cleaner - Gas and Injector Additive Treatment - 15 Oz Bottle
  • DESIGNED TO EXCEED EXPECTATIONS: Red Line complete SI-1 fuel system cleaner treatment for cleaning and preventing corrosion in fuel systems
  • PERFORM AND PROTECT: Fuel additive cleans injectors, carburetors, valve and combustion chamber deposits with a powerful, concentrated blend of high-temp and low-temp detergents
  • EFFICIENT FUEL BURN: Gas treatment that enhances gasoline stability, while reducing the build up of gum and varnish formation
  • EASY TO USE: Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
Bestseller No. 18
Hot Shot's Secret Gasoline Extreme 16 Ounce Bottle 3 Pack
  • INCREASES FUEL ECONOMY BY 7.9% (verified by 3rd party testing)
  • STABILIZES ETHANOL, SMOOTHS IDLE, DISSOLVES GUMS & VARNISH
  • RESTORES PERFORMANCE, POWER & FUEL MILEAGE
  • REMOVES COMBUSTION CHAMBER DEPOSITS
  • LUBRICATES & CLEANS: VALVES, PUMPS, INJECTORS, RINGS, PISTONS, & UPPER CYLINDERS
SaleBestseller No. 19
104+ Performance Max Octane Boost and Lead Substitute (10410)
  • Package Dimensions: 9.906 cms (L) x 6.096 cms (W) x 9.906 cms (H)
  • Product Type: Auto Accessory
  • Package Quantity: 1
  • Country Of Origin: United States
Bestseller No. 20
K&N Performance+ Octane Booster: Boosts Octane and Improves Engine Performance, 16 Ounce Bottle Treats up to 18 Gallons, 99-2020
  • BOOSTS POWER: Octane boost helps increase performance when added during gas fill up
  • CLEANS FUEL INJECTORS: Specially formulated to clean internal fuel system parts and components
  • INCREASES OCTANE: Helps your car run better by reducing knocks, pings, and hesitation
  • SAFE ON PARTS: Safe for use on catalytic converters and oxygen sensors
  • TREATS A FULL TANK: Formulated to treat up to 18 gallons of gasoline

Last update on 2022-12-06 / Affiliate links / Images from Amazon Product Advertising API

How to find the best gas additive for old gas?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best gas additive for old gas 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 gas additive for old gas 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 gas additive for old gas 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 gas additive for old gas to find what you’re looking for:

Brand

In some cases, the brand of gas additive for old gas 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.

Features

The features in any given gas additive for old gas 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.

Reviews

Customer reviews about gas additive for old gas 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.

Quality

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 gas additive for old gas 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

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.

Conclusion

The quest to find the best gas additive for old gas 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.