Best Fuel Additives. Reviews September, 2020

Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 oz - Treats 512 Gallons

Search only STAR BRITE brand name
Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 oz - Treats 512 Gallons

Current price: 24.6 USD

Saving: $5.34 (18%)


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Height: 3 Inches

Length: 10.25 Inches

Width: 4.5 Inches

Weight: 1.9 Pounds

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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

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LUCAS LUC10013 10013 Fuel Treatment - 1 Gallon

Search only LUCAS brand name
LUCAS LUC10013 10013 Fuel Treatment - 1 Gallon

Current price: 25.99 USD


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Height: 4.93 Inches

Length: 7.23 Inches

Width: 5.75 Inches

Weight: 8 Pounds

Warranty: Manufacturer Warranty

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems

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Sea Foam SF-16 Motor Treatment - 16 oz.

Search only Sea Foam brand name
Sea Foam SF-16 Motor Treatment - 16 oz.

Current price: 6.97 USD

Saving: $3.02 (30%)


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Height: 2.75 Inches

Length: 2.75 Inches

Width: 7.5 Inches

Weight: 1.00089866948 Pounds

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways

More Info

Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz.

Search only Chevron brand name
Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz.

Current price: 6.99 USD

Saving: $8.75 (56%)


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Height: 3.3 Inches

Length: 9.4 Inches

Width: 3.5 Inches

Weight: 1 Pounds

Warranty: LIMITED WARRANTY

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.

More Info

Star Tron Enzyme Fuel Treatment - Regular Gas Formula 8 oz - Treats 48 Gallons, Model Number: 14308

Search only STAR BRITE brand name
Star Tron Enzyme Fuel Treatment - Regular Gas Formula 8 oz - Treats 48 Gallons, Model Number: 14308

Current price: 5.94 USD

Saving: $3.05 (34%)


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Height: 2 Inches

Length: 8 Inches

Width: 3 Inches

Weight: 0.5375 Pounds

Warranty: No warranty

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems

More Info

Red Line (60103) Complete SI-1 Fuel System Cleaner - Gas and Injector Additive Treatment - 15 Oz Bottle

Search only Red Line brand name
Red Line (60103) Complete SI-1 Fuel System Cleaner - Gas and Injector Additive Treatment - 15 Oz Bottle

Current price: 13.85 USD


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Height: 2 Inches

Length: 10 Inches

Width: 2.32 Inches

Warranty: Manufacturer Warranty

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
  • Easy to use - Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
  • Efficient fuel burn - Gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation
  • Perform & protect - Fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents
  • Designed to exceed expectations - Red line complete SI-1 fuel system cleaner treatment for cleaning & preventing corrosion in fuel systems

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Yamaha Outboard Ring Free Plus Fuel Additive Quart (32 ounce) ACC-RNGFR-PL-32

Search only YAMAHA brand name
Yamaha Outboard Ring Free Plus Fuel Additive Quart (32 ounce) ACC-RNGFR-PL-32

Current price: 55.67 USD


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Height: 8 Inches

Length: 3 Inches

Width: 1 Inches

Weight: 2 Pounds

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
  • Easy to use - Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
  • Efficient fuel burn - Gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation
  • Perform & protect - Fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents
  • Designed to exceed expectations - Red line complete SI-1 fuel system cleaner treatment for cleaning & preventing corrosion in fuel systems
  • Contains Metal Filmers To Help Protect Fuel System Components Like Silver Solder, Copper, Aluminum And Steel From The Corrosive Affects Of Ethanol Sulfate Salt
  • Exclusive, Synthetic PLUS Formula Provides Superior Deposit Control; Cleaning Fuel Injectors, Carburetors, Intake Valves, Intake Ports And Combustion Chambers
  • Genuine OEM Yamaha Part

More Info

Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs - Part # 38566

Search only Stanadyne brand name
Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs - Part # 38566

Current price: 57.5 USD


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Height: 9.5 Inches

Length: 6 Inches

Width: 3 Inches

Weight: 6.5 Pounds

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
  • Easy to use - Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
  • Efficient fuel burn - Gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation
  • Perform & protect - Fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents
  • Designed to exceed expectations - Red line complete SI-1 fuel system cleaner treatment for cleaning & preventing corrosion in fuel systems
  • Contains Metal Filmers To Help Protect Fuel System Components Like Silver Solder, Copper, Aluminum And Steel From The Corrosive Affects Of Ethanol Sulfate Salt
  • Exclusive, Synthetic PLUS Formula Provides Superior Deposit Control; Cleaning Fuel Injectors, Carburetors, Intake Valves, Intake Ports And Combustion Chambers
  • Genuine OEM Yamaha Part
  • Reduces Emissions – reduces Smoke and Particulates
  • Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
  • Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
  • Reduces Fuel Consumption–tests show an average of 4% improvement in MPG and gains up to 9.6%
  • Restores/Increase Horsepower – detergents clean deposits in the injection system

More Info

Stanadyne Performance Formula Diesel Fuel Additive - Pack of 4 Pint Bottles - Part # 38565

Search only Stanadyne brand name
Stanadyne Performance Formula Diesel Fuel Additive - Pack of 4 Pint Bottles - Part # 38565

Current price: 33.98 USD


Check price and availability


Weight: 1 Pounds

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
  • Easy to use - Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
  • Efficient fuel burn - Gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation
  • Perform & protect - Fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents
  • Designed to exceed expectations - Red line complete SI-1 fuel system cleaner treatment for cleaning & preventing corrosion in fuel systems
  • Contains Metal Filmers To Help Protect Fuel System Components Like Silver Solder, Copper, Aluminum And Steel From The Corrosive Affects Of Ethanol Sulfate Salt
  • Exclusive, Synthetic PLUS Formula Provides Superior Deposit Control; Cleaning Fuel Injectors, Carburetors, Intake Valves, Intake Ports And Combustion Chambers
  • Genuine OEM Yamaha Part
  • Reduces Emissions – reduces Smoke and Particulates
  • Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
  • Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
  • Reduces Fuel Consumption–tests show an average of 4% improvement in MPG and gains up to 9.6%
  • Restores/Increase Horsepower – detergents clean deposits in the injection system
  • Reduces Emissions – reduces Smoke and Particulates
  • Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
  • Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
  • Reduces Fuel Consumption–tests show an average of 4% improvement in MPG and gains up to 9.6%
  • Restores/Increase Horsepower – detergents clean deposits in the injection system

More Info

Hot Shot's Secret Everyday Diesel Treatment - EDT 16 oz Squeeze - Treats up to 400 Gallons

Search only Hot Shot's Secret brand name
Hot Shot's Secret Everyday Diesel Treatment - EDT 16 oz Squeeze - Treats up to 400 Gallons

Current price: 17.95 USD


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Height: 4.49999999541 Inches

Length: 7.1259842447 Inches

Width: 2.25196850164 Inches

Weight: 0.992080179 Pounds

Warranty: Hot Shot’s Secret “Money Back Guarantee” is the best in the industry. No other diesel oil or fuel additive has a better guarantee than Hot Shot’s Secret. If our products do not deliver as promised, then we will give your money back. End of story. Hot Shot’s Secret products are designed to solve specific problems that you might be experiencing with your diesel.

  • Concentrated formula #930XX is economical to use in large and small applications; safe for use in all engines (including 2-cycle pre-mix)
  • Cleans valves and injectors of carbon deposits, gums and varnish for maximum performance, increased fuel efficiency and reduced emissions
  • Makes engines start easily and run smoothly; improves fuel economy and reduces emissions
  • For everyday use and seasonal storage; 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
  • Increases the life of pumps and injectors
  • Made in USA
  • Increases power and miles per gallon by burning excess exhaust emissions
  • Cleans and lubricates the fuel system. Neutralizes low sulfur fuel problems
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Liquefies gum and varnish deposits or internal engine contaminants
  • EPA registered product
  • 100 percent pure petroleum
  • Clean timing chain tensioners and VVT actuators, quiet noisy lifters
  • Dissolves oil deposits in crankcase
  • Dissolves and cleans fuel residue in fuel systems
  • Cleans and lubricates intake valves, pistons and cylinders
  • Cleans injectors, carb jets and passageways
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • This item is not for sale in Catalina Island
  • Stabilizes gasoline for up to 2 years
  • Makes engines start easily, run smooth
  • Helps prevent phase separation
  • Cures and prevents ethanol fuel problems
  • Why red line - Established in 1979, red line products perform & protect better than any on the market. No compromises
  • Easy to use - Use one bottle per tank for most effective treatment, additive cleans nearly 100% efficiency in one treatment
  • Efficient fuel burn - Gas treatment that enhances gasoline stability, while reducing the buildup of gum and varnish formation
  • Perform & protect - Fuel additive cleans injectors, carburetors, valve & combustion chamber deposits with a powerful concentrated blend of high-temp and low-temp detergents
  • Designed to exceed expectations - Red line complete SI-1 fuel system cleaner treatment for cleaning & preventing corrosion in fuel systems
  • Contains Metal Filmers To Help Protect Fuel System Components Like Silver Solder, Copper, Aluminum And Steel From The Corrosive Affects Of Ethanol Sulfate Salt
  • Exclusive, Synthetic PLUS Formula Provides Superior Deposit Control; Cleaning Fuel Injectors, Carburetors, Intake Valves, Intake Ports And Combustion Chambers
  • Genuine OEM Yamaha Part
  • Reduces Emissions – reduces Smoke and Particulates
  • Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
  • Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
  • Reduces Fuel Consumption–tests show an average of 4% improvement in MPG and gains up to 9.6%
  • Restores/Increase Horsepower – detergents clean deposits in the injection system
  • Reduces Emissions – reduces Smoke and Particulates
  • Reduces Wear – lubricity improvers restore lubricity to ultra low sulfur diesel fuels
  • Cetane Improver – improves combustion resulting in better engine starting, running & reduced noise
  • Reduces Fuel Consumption–tests show an average of 4% improvement in MPG and gains up to 9.6%
  • Restores/Increase Horsepower – detergents clean deposits in the injection system
  • Concentrated daily fuel booster
  • Treats 400 Gallons
  • 1-2 OZ per 25 GAL of diesel fuel
  • INCREASES lubricity & prevent rust and corrosion
  • STABILIZE fuel & disperse moisture
  • INCREASES power, performance, and fuel economy
  • BOOSTS cetane up to 7 points

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