The Best Fuel System Cleaners of 2023

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We ranked and reviewed the top 10 Best Fuel System Cleaners in 2023. Read more How we ranked

Emily Sloyan
Mar 26, 2023 6:33 AM

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BG 44K Fuel System Cleaner

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SCORE
8.5
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
BG

Features

Fuel system cleaner quickly cleans fuel injectors, valves and combustion chambers

One can will treat 20 gallons of gasoline

Restores performance and gas mileage

Proven to increase combustion quality and power output

Compatible with all fuel system materials, alcohol-blended fuels and common fuel additives

PROS

CONS

Gumout 510014 Regane Complete Fuel System Cleaner, 6 oz. (Pack of 6)

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SCORE
7.9
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Gumout

Features

The ALL NEW CarbonClear technology combines the PEA cleaning power you have come to trust with PIBA, and a patented technology for a better clean. The combination of the 3 detergents work synergistically to provide better cleaning power (new formula) vs. just PEA alone (old formula).

Fights ethanol and water corrosion and prevents future carbon build-up

Conditions fuel to help extend the life of key engine parts

Provides maximized performance and fuel economy in one fill-up

Will not void OEM/manufacturer's warranty

Fit type: Universal Fit

PROS

CONS

Red Line 60103 Complete SI-1 Fuel System Cleaner, 15 Ounce, (15 Ounce, (Pack of 2))

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SCORE
9.6
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Red Line

Features

Cleans to nearly 100 percent efficiency in one treatment

Reduces need for octane by up to two points

Contains synthetic upper cylinder lubricant

Safe for continual use

Use one bottle per tank for most effective treatment of neglected vehicle

PROS

CONS

Red Line 60103-4PK Complete SI-1 Fuel System Cleaner - 15 Ounce, (Pack of 4)

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SCORE
7.5
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Red Line

Features

Red Line

PROS

CONS

Liqui Moly 2030 Pro-Line Fuel System Cleaner, 500 ml

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SCORE
9.6
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Liqui Moly

Features

Package Dimension : 2.24 " L x 2.24 " W x 7.96 " H

Country of Origin: GERMANY

Model Number : 2030

Item Package Weight : 0.9 pounds

PROS

CONS

Chevron Techron Concentrate Plus Fuel System Cleaner - 20 oz.

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SCORE
9.4
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Chevron

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 plus fouling

Improves: Cold start performance, and fuel stability for up to one year

PROS

CONS

Royal Purple 18000 Max Atomizer Fuel Injector Cleaner

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SCORE
7.3
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Royal Purple

Features

Restores fuel economy

Stabilizes ethanol

Maximizes horsepower

Improves responsiveness

For use in both gasoline and diesel engines

Fit type: Universal Fit

PROS

CONS

Chevron Techron 12 oz. Fuel System Cleaner (2 Pack)

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SCORE
8.0
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Chevron

Features

PROS

CONS

Sea Foam IC5 Fuel Injector Cleaner, 5.25 oz

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SCORE
7.9
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Sea Foam

Features

Add to fuel to help clean fuel injectors and restore injector spray patterns

Adds lubricity to upper cylinders

Helps recover lost MPG and reduce exhaust emissions

Concentrated formula treats up to 25 gallons

Safe for all types of gasoline fuel injection engines

PROS

CONS

Berryman Products 0116 B-12 Chemtool Carburetor, Fuel System and Injector Cleaner, 15 Ounce, (Single Unit)

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SCORE
9.2
KT Score

KT Score is a ranking system developed by our team of experts. It from 0 to 10 are automatically scored by our advanced technological tool based upon the data collected. Our website is an independent organization and has no relation to the manufacturers, so our reviews are completely objective.
Brand
Berryman Products

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 oxygen sensor-safe. Item has less than 3% Acetone.

Use on the entire fuel system, fuel tank, fuel lines, fuel injectors, valves, rings and pistons with H.E.S.T.

Ensures higher compression, fewer repairs, lower operating costs and increased spark plug and injector life

Fit type: Universal Fit

Quickly disperses moisture and dissolves gum, varnish, and other fuel residues

Use on the entire fuel system, fuel tank, fuel lines, fuel injectors, valves, rings and pistons with H.E.S.T.

Ensures higher compression, fewer repairs, lower operating costs and increased spark plug and injector life

Catalytic converter and oxygen sensor-safe

PROS

CONS

Last update on 2023-03-26 / Prices / Affiliate links / Images, and Product Highlights from Amazon Product Advertising API

Editor's Notes

We ranked and reviewed the top 10 Best Fuel System Cleaners in 2023. With the support of 59,618 customer's reviews, we hope that this article can give you the most realistic view of these products. The list below contains some main brands as bg, gumout, red-line, liqui-moly, chevron, royal-purple, sea-foam, berryman-products.