Best Fuel Additives

94.6k reviews scanned and analysysed
Tom Ramsey
Tom Ramsey Writer
Last Updated: Oct 22, 2024 Share On:

When you're trying to find the best fuel additive, you'll find it's a daunting job. With dozens of brands and hundreds of models that come with different types, you'll be lost amidst a sea of choices, so let our experts help you.

Our experts researched 449 related products, their brands include Gumout, Red Line, and Ethanol Shield, from which we selected 20 to compile into a list of the best fuel additive.

Read our article and you'll get clear and unbiased advice on which to buy.

A Quick Look: Our Top Picks

Top 1
Sta-Bil 770-119 Storage Fuel Stabilizer
9.8We rank the products based on a number of factors such as features, price, customer reviews and so on.

Sta-Bil 770-119 Storage Fuel Stabilizer

Top 1 Sta-Bil 770-119 Storage Fuel Stabilizer

Sta-Bil 770-119 Storage Fuel Stabilizer

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Top 2
Lucas Oil 051-587 10003 Fuel Treatment
9.5We rank the products based on a number of factors such as features, price, customer reviews and so on.

Lucas Oil 051-587 10003 Fuel Treatment

Top 2 Lucas Oil 051-587 10003 Fuel Treatment

Lucas Oil 051-587 10003 Fuel Treatment

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Top 3
Chevron 67740 Techron Concentrate Plus Fuel System Cleaner
9.2We rank the products based on a number of factors such as features, price, customer reviews and so on.

Chevron 67740 Techron Concentrate Plus Fuel System Cleaner

Top 3 Chevron 67740 Techron Concentrate Plus Fuel System Cleaner

Chevron 67740 Techron Concentrate Plus Fuel System Cleaner

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*Note The result is based on our independent research, and we are reader-supported and do not promote any brand or retailer. As a member of Amazon Marketing Affiliates, we may receive a commission from qualified purchases.

Top 20 Fuel Additives Reviews 2024 In Detail

1 Editor's Choice

Sta-Bil 770-119 Storage Fuel Stabilizer

STA-BILBrand 770-119Model 2.9H*10.2L*4.6W inchesDimension 1.83 lbWeight
Sta-Bil 770-119 Storage Fuel Stabilizer cover
Sta-Bil 770-119 Storage Fuel Stabilizer thumb #1Sta-Bil 770-119 Storage Fuel Stabilizer thumb #2Sta-Bil 770-119 Storage Fuel Stabilizer thumb #3Sta-Bil 770-119 Storage Fuel Stabilizer thumb #4Sta-Bil 770-119 Storage Fuel Stabilizer thumb #5Sta-Bil 770-119 Storage Fuel Stabilizer thumb #6Sta-Bil 770-119 Storage Fuel Stabilizer thumb #7Sta-Bil 770-119 Storage Fuel Stabilizer thumb #8Sta-Bil 770-119 Storage Fuel Stabilizer thumb #9Sta-Bil 770-119 Storage Fuel Stabilizer thumb #10Sta-Bil 770-119 Storage Fuel Stabilizer thumb #11Sta-Bil 770-119 Storage Fuel Stabilizer thumb #12Sta-Bil 770-119 Storage Fuel Stabilizer thumb #13
9.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
FreeShipping

Features
  • Preserves Fuel - Keeps fuel fresh for up to 24 months so you can store the car you're not driving, keep outdoor power equipment fresh through the winter, or stock up on gasoline without worry
  • Prevents Corrosion - Maintains a healthy fuel system by ensuring that your engine and fuel components don't suffer from the breakdown of ethanol or non-ethanol blended fuels
  • Ensures Quick, Easy Starts - Helps you store any equipment or vehicle with confidence knowing that you'll be able to start it up smoothly without issue once you need it again!
  • Directions - Pour contents directly into the fuel tank before adding gasoline. Use 1 oz of STA-BIL Storage for every 2.5 gallons of gas. After adding the fuel, run the engine for 5 minutes to treat the entire fuel system
  • 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!
2 Editor's Choice

Lucas Oil 051-587 10003 Fuel Treatment

LUCAS OILBrand 051-587Model 3.3H*3.3L*3.3W inchesDimension 1.98 lbWeight
Lucas Oil 051-587 10003 Fuel Treatment cover
Lucas Oil 051-587 10003 Fuel Treatment thumb #1Lucas Oil 051-587 10003 Fuel Treatment thumb #2Lucas Oil 051-587 10003 Fuel Treatment thumb #3Lucas Oil 051-587 10003 Fuel Treatment thumb #4Lucas Oil 051-587 10003 Fuel Treatment thumb #5
9.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
Save 8% + FreeShipping

Features
  • The worlds #1 fuel additive for both gasoline and diesel engines
  • A great tune-up in a bottle treats gasoline, diesel fuel and increases MPG
  • Cleans and lubricates the fuel system, including fuel injectors, carburetor and combustion chamber
  • Improves fuel economy by burning excess exhaust emissions
  • Increases power and acceleration by improving fuel flow and reducing deposit buildup
  • Neutralizes sulfur and other harmful contaminants present in the fuel system
  • Increases the life of pumps and injectors
  • Prevents rust and corrosion, prolonging the life of engine and fuel system components
  • Complies with federal low sulfur content requirements for diesel motor vehicles and non-road, locomotive and marine diesel equipment engines
  • Safely replaces the need for lead in older engines without causing harmful effects
3 Editor's Choice

Chevron 67740 Techron Concentrate Plus Fuel System Cleaner

CHEVRONBrand 67740Model 9.45H*2.65L*3.0W inchesDimension 0.74 lbWeight
Chevron 67740 Techron Concentrate Plus Fuel System Cleaner cover
Chevron 67740 Techron Concentrate Plus Fuel System Cleaner thumb #1Chevron 67740 Techron Concentrate Plus Fuel System Cleaner thumb #2Chevron 67740 Techron Concentrate Plus Fuel System Cleaner thumb #3Chevron 67740 Techron Concentrate Plus Fuel System Cleaner thumb #4
9.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Excellent Price: $
FreeShipping

Features
  • 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 plug fouling
  • Improves - cold start performance, and fuel stability for up to one year
  • Automobiles and trucks use every 3,000 miles or at your next oil change. All other gasoline engines use as needed (motorcycles, dirt bikes, boats, ATVs, RVs, water craft, lawn care, etc.)
  • 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 plug fouling
  • Improves - cold start performance, and fuel stability for up to one year
  • Automobiles and trucks use every 3,000 miles or at your next oil change. All other gasoline engines use as needed (motorcycles, dirt bikes, boats, ATVs, RVs, water craft, lawn care, etc.)
4

Star Brite 093032SS Star Tron Enzyme Fuel Treatment

STAR BRITEBrand 093032SSModel 10.25H*3.0L*4.5W inchesDimension 1.9 lbWeight
Star Brite 093032SS Star Tron Enzyme Fuel Treatment cover
Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #1Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #2Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #3Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #4Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #5Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #6Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #7Star Brite 093032SS Star Tron Enzyme Fuel Treatment thumb #8
8.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$
FreeShipping

Features
  • 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
5

Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner

GUMOUTBrand 510013W-6PKModel 9.0H*5.56L*3.69W inchesDimension 2.49 lbWeight
Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner cover
Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #1Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #2Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #3Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #4Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #5Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #6Gumout 510013W-6PK 510013 High Mileage Fuel Injector Cleaner thumb #7
8.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • The more an engine is driven, the more carbon deposits can build up on fuel injectors, intake valves and ports
  • Gumout High Mileage Fuel Injector Cleaner is specially formulated to remove carbon deposits from engines with more than 75,000 miles
  • Cleans fuel injectors, intake valves and ports to restore performance, fuel economy and prevents future carbon build-up, which reduces emissions
  • Oxygen sensor safe and safe for use in turbocharged and supercharged vehicles
  • Recommended use every 3,000 miles and will not void OEM/manufacturers warranty
6

Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance

HEETBrand 770-196Model 2.2H*8.35L*3.25W inchesDimension 0.15 lbWeight
Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance cover
Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #1Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #2Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #3Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #4Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #5Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #6Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #7Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #8Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #9Heet 770-196 Iso-Heet Water Remover And Premium Fuel Line Antifreeze + Injector Cleaner Helps Increase Gas Mileage Improves Engine Performance Year Round Performance thumb #10
8.8We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping

Features
  • 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
  • No.1 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
7

Lucas Oil LUCA10977 10977 High Mileage Fuel Treatment

LUCAS OILBrand LUCA10977Model 7.5H*1.6L*1.6W inchesDimension
Lucas Oil LUCA10977 10977 High Mileage Fuel Treatment cover
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
Save 20% + FreeShipping

Features
  • Clean fuel injectors and keeps them clean
  • Reduces intake valve deposits and combustion chamber deposits
  • Lubricates critical components in the fuel system and engine
  • Stops knocking and hesitation
  • Lessens oil contamination in older engines
8

Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz

ETHANOL SHIELDBrand 1-024-2Model 10.0H*7.0L*7.0W inchesDimension 4.0 lbWeight
Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz  cover
Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz  thumb #1Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz  thumb #2Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz  thumb #3Ethanol Shield 1-024-2 Fuel Stabilizer, 24 Oz  thumb #4
8.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$$

Features
  • 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
9

Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer

STA-BILBrand 22275Model 1025.0H*288.0L*46.0W inchesDimension 1.93 lbWeight
Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer cover
Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #1Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #2Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #3Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #4Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #5Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #6Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #7Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #8Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #9Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #10Sta-Bil 22275 360 Protection Ethanol Treatment & Fuel Stabilizer thumb #11
8.5We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • Fuel System Cleaner - STA-BIL 360 Protection completely cleans the entire fuel system from fuel injectors to fuel pumps, and removes water, gum, and varnish to keep your fuel system free of corrosion.
  • Fuel Stabilizer - Use STA-BIL 360 Protection to prevent fuel corrosion and keep ethanol-blended fuels fresh for up to 12 months, so your fuel system and engine stay healthy and ready for action.
  • MPG Booster - STA-BIL 360 Protection helps you get the most out of your fuel at every fill up, and increases your gas mileage and engine power with a clean and protected fuel system.
  • Directions - Pour directly into fuel tank prior to fill up. Use 1 oz for every 5 gallons of fuel. Run the engine for 5 minutes to treat the entire fuel system.
  • 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.
10

Red Line 60103 Si-1 Complete Fuel System Cleaner

RED LINEBrand 60103Model 2.0H*10.0L*2.32W inchesDimension 0.6 lbWeight
Red Line 60103 Si-1 Complete Fuel System Cleaner cover
Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #1Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #2Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #3Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #4Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #5Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #6Red Line 60103 Si-1 Complete Fuel System Cleaner thumb #7
8.3We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $$
FreeShipping

Features
  • 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
  • One 15 Ounce Bottle
11

Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer

STA-BILBrand 770-176Model 1.65H*7.35L*3.8W inchesDimension 0.54 lbWeight
Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer cover
Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #1Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #2Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #3Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #4Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #5Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #6Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #7Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #8Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #9Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #10Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #11Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #12Sta-Bil 770-176 360 Marine Ethanol Treatment & Fuel Stabilizer thumb #13
8.1We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Very Good Price: $
FreeShipping

Features
  • Fuel System Cleaner - STA-BIL 360 Marine completely cleans the entire fuel system from fuel injectors to fuel pumps, and removes water, gum, and varnish to keep your fuel system free of corrosion
  • Fuel Stabilizer - Use STA-BIL 360 Marine to prevent fuel corrosion and keep ethanol-blended fuels fresh for up to 12 months, so your fuel system and engine stay healthy and ready for action.
  • MPG Booster - STA-BIL 360 Marine helps you get the most out of your fuel at every fill up, and increases your gas mileage and engine power with a clean and protected fuel system
  • 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
  • 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.
12

Sea Foam SF16-12PK Motor Treatment 16 Fl Oz

SEA FOAMBrand SF16-12PKModel 1.0 lbWeight
Sea Foam SF16-12PK Motor Treatment 16 Fl Oz cover
Sea Foam SF16-12PK Motor Treatment 16 Fl Oz thumb #1Sea Foam SF16-12PK Motor Treatment 16 Fl Oz thumb #2Sea Foam SF16-12PK Motor Treatment 16 Fl Oz thumb #3Sea Foam SF16-12PK Motor Treatment 16 Fl Oz thumb #4Sea Foam SF16-12PK Motor Treatment 16 Fl Oz thumb #5
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
Save 5%
Visit Store » 1185 Corp ( 4.46 / 5 )

Features
  • Helps your entire fuel system run smoother and last longer
  • Cleans fuel injectors and carburetor passageways
  • Cleans intake valves and chamber deposits
  • Lubricates upper cylinders
  • Safe for all gasoline and diesel engines
13

Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline

STAR BRITEBrand 14316Model 8.75H*2.25L*3.75W inchesDimension 1.25 lbWeight
Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline cover
Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #1Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #2Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #3Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #4Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #5Star Brite 14316 Star Tron Enzyme Fuel Treatment, Small Engine Formula, 16 Fl Oz €" Treats Up To 96 Gals €" Gas Additive Rejuvenates & Stabilizes Old Gasoline thumb #6
7.9We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Save 22% + FreeShipping

Features
  • 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
14

Ats Chemical DSI1030 505 Crf Fuel System Treatment

ATS CHEMICALBrand DSI1030Model
Ats Chemical DSI1030 505 Crf Fuel System Treatment cover
Ats Chemical DSI1030 505 Crf Fuel System Treatment thumb #1Ats Chemical DSI1030 505 Crf Fuel System Treatment thumb #2
7.7We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$$
Visit Store » H-US Mart ( 3.15 / 5 )

Features
  • Treats Gasoline or Diesel Engines.
  • Treats 5 to 20 Gallons.
  • Proven special formula that helps Remove carbon deposites for Injectors, Induction Ports, Induction Valves, and Combustion Chambers.
  • Easy to use! Just pour in your fuel tank!
15

Royal Purple 18000 Max Atomizer Fuel Injector Cleaner

ROYAL PURPLEBrand 18000Model 7.0H*2.0L*2.0W inchesDimension 0.38 lbWeight
Royal Purple 18000 Max Atomizer Fuel Injector Cleaner cover
7.6We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
FreeShipping

Features
  • Restores fuel economy
  • Stabilizes ethanol
  • Maximizes horsepower
  • Improves responsiveness
  • For use in both gasoline and diesel engines
16

Lucas Oil LUCA10512 10512 Deep Clean Fuel System Cleaner

LUCAS OILBrand LUCA10512Model 0.96H*9.83L*2.15W inchesDimension 0.37 lbWeight
Lucas Oil LUCA10512 10512 Deep Clean Fuel System Cleaner cover
Lucas Oil LUCA10512 10512 Deep Clean Fuel System Cleaner thumb #1Lucas Oil LUCA10512 10512 Deep Clean Fuel System Cleaner thumb #2Lucas Oil LUCA10512 10512 Deep Clean Fuel System Cleaner thumb #3
7.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
Save 7% + FreeShipping

Features
  • Greatly reduces harmful nitrous oxide emissions
  • Removes carbon deposits
  • Totally eliminates knocking and pinging
  • Raises mileage and performance
  • Flash point - 46.11 degrees_celsius
17

B-12 116 Chemtool Fuel Injector Cleaner

B-12Brand 116Model 9.31H*2.69L*2.69W inchesDimension 0.94 lbWeight
B-12 116 Chemtool Fuel Injector Cleaner cover
B-12 116 Chemtool Fuel Injector Cleaner thumb #1B-12 116 Chemtool Fuel Injector Cleaner thumb #2B-12 116 Chemtool Fuel Injector Cleaner thumb #3
7.4We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
FreeShipping

Features
  • Contains 100% high-energy solvent technology
  • Helps keep injectors or carb(s) and intake ports and valves clean
  • Quickly disperses moisture and dissolves gum, varnish, and other fuel residues
  • Disperses moisture in conventional gasoline
  • Catalytic Converter and O2-Sensor Safe
18

Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment

GUMOUTBrand 510011Model 5.5H*8.0L*8.0W inchesDimension 0.01 lbWeight
Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment cover
Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #1Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #2Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #3Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #4Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #5Gumout 510011 Multi-System Tune-Up, Fuel Stabilizer Injector Cleaner & Gas Treatment thumb #6
7.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $
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Features
  • Revitalize Your Engine - Gumout Multi-System Tune-Up is your ultimate fuel treatment gasoline solution, effortlessly cleaning GDI injectors, carburetors, and more for peak performance and fuel economy.
  • Ultimate Engine Protection - Our advanced carburetor cleaner fuel additive prevents future carbon buildup, ensuring your engine runs smoothly. Perfect for gas, diesel, or ethanol engines, from cars to lawn mowers.
  • Comprehensive Care - As a powerful fuel tank cleaner, Gumout cleans and conditions fuel systems, fighting ethanol and water corrosion while stabilizing fuel to reduce emissions and maximize engine life.
  • Versatile Application - Add this gas treatment for car engines directly to the gas tank, crankcase, or via induction. Whether you're cleaning a carburetor or stabilizing gas, Gumout Multi-System Tune-Up has you covered.
19

‎Hot Shot'S Secret GE12Z Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive

‎HOT SHOT'S SECRETBrand GE12ZModel 9.0H*3.5L*2.0W inchesDimension
‎Hot Shot'S Secret GE12Z Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive cover
‎Hot Shot'S Secret GE12Z Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive thumb #1‎Hot Shot'S Secret GE12Z Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive thumb #2‎Hot Shot'S Secret GE12Z Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive thumb #3
7.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $$
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Features
  • CLEANS FUEL STYSTEM - Hot Shots Secret Gasoline Extreme is designed to thoroughly clean, lubricate, and safeguard all components of a gasoline engine & fuel system, such as valves, pumps, injectors, rings, pistons, and upper cylinders.
  • BOOSTS FUEL ECONOMY - By thoroughly cleaning the fuel system, this fuel additive boosts MPG up to 7.9%, ensures combustion efficiency, & engine power, resulting in a smoother & more efficient driving experience.
  • FIXES ISSUES - This fuel treatment addresses common issues associated with rough-running engines in a single treatment. Designed to improve fuel economy, smooth out idling, & unclog fuel injectors, this will have your engine running great again!
  • RESTORES PERFORMANCE - High-performance cleaner that utilizes P.E.A. technology to deeply clean & restore engine power, dissolve gum & varnish buildup, removes deposits from the combustion chamber, resulting in improved overall engine performance.
  • EASY TO USE - With a simple application of 12 oz. for every 20 gallons of gasoline, this product is easy to use! Just pour it into your fuel tank during your next fill up or every 10,000 miles
  • POWERED BY SCIENCE - Our products are engineered to resolve issues, make equipment last longer and improve efficiency. Nothing leaves our building with our name on it unless we know it is absolutely the BEST it can be.
20

Liqui Moly 2007 Jectron Gasoline Fuel Injection Cleaner

LIQUI MOLYBrand 2007Model 0.0H*0.0L*0.0W inchesDimension 0.5 lbWeight
Liqui Moly 2007 Jectron Gasoline Fuel Injection Cleaner cover
Liqui Moly 2007 Jectron Gasoline Fuel Injection Cleaner thumb #1
7.2We rank the products based on several factors, like features, price, customer reviews, and so on.
Rating: Good Price: $

Features
  • Eliminates starting problems, hesitation and stalling.Fit Type - Universal
  • Smoother idling
  • Better throttle response
  • Cleaner combustion

FAQ & Notes

Tom Ramsey Written By Tom Ramsey

During our research, we found more than 449 related products, with prices ranging from $2.98 to $88.02, and most customers would pay around $19 for this type of product.

What are the top brands of Fuel Additives?

There are 14 brands available for Fuel Additives, such as Hot Shot'S Secret, Red Line, Star Brite, Chevron, Ats Chemical, Gumout, Heet, B-12, Liqui Moly, Sea Foam, Sta-Bil, Lucas Oil, Ethanol Shield, Royal Purple.

What are the available sellers for Fuel Additives?

There are 8 sellers available for Fuel Additives, including Amazon.com ( 4.68 / 5 ), Scotty's Pride ( 4.86 / 5 ), Impart Auto Parts ( 4.7 / 5 ), trustusonline ( 4.91 / 5 ), B3C Fuel Solutions LLC ( 4.66 / 5 ), R/A Hoerr Incorporated ( 4.86 / 5 ), 1185 Corp ( 4.46 / 5 ), H-US Mart ( 3.15 / 5 ).

Price comparison of the top 10 Fuel Additives

*Note: Prices based on historical data.

Price comparison of the top 10 Fuel Additives highly recommended

*Note: Prices based on historical data.

The Verdict

After thorough consideration, we have selected the product STA-BIL 770-119 as your preferred option.