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10 bestFuel System Cleanersof October 2025

112M consumers helped this year.

1

Lucas 10013 Fuel Treatment - 1 Gallon
Lucas 10013 Fuel Treatment - 1 Gallon

Lucas Oil

9.8

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10% off

2

STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. (22303)
STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. (22303)

STA-BIL

9.6

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7% off

3

BG 44K Fuel System Cleaner
BG 44K Fuel System Cleaner

BG(0002698761)

9.3

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4

Berryman 2611 Intake Valve and Combustion Chamber Cleaner, 16-Ounce Aerosol
Berryman 2611 Intake Valve and Combustion Chamber Cleaner, 16-Ounce Aerosol

Berryman Products

9.0

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8% off

5

Liqui Moly (2032) Pro-Line Diesel Cleaner, blue, red, 500ml
Liqui Moly (2032) Pro-Line Diesel Cleaner, blue, red, 500ml

Liqui Moly

8.7

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Related productsUp to 15% off

BG Products 44K Fuel System Cleaner - 3 Pack

BG Products 44K Fuel System Cleaner - 3 Pack

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Berryman 0110 B-12 Chemtool Carburetor, Choke and Throttle Body Cleaner, Not VOC Compliant in Some States, 10 oz.

Berryman 0110 B-12 Chemtool Carburetor, Choke and Throttle Body Cleaner, Not VOC Compliant in Some States, 10 oz.

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BG MOA (115) and New 44k Platinum

BG MOA (115) and New 44k Platinum

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New BG 44K Platinum, EPR, MOA

New BG 44K Platinum, EPR, MOA

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6

2 Pack Bg 44k Fuel System Cleaner Power Enhancer 11 Oz Cans
2 Pack Bg 44k Fuel System Cleaner Power Enhancer 11 Oz Cans

BG(0002698761)

8.5

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7

Royal Purple 18000 Max Atomizer Fuel Injector Cleaner - 6 oz.
Royal Purple 18000 Max Atomizer Fuel Injector Cleaner - 6 oz.

Royal Purple

8.2

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8

Berryman (0117C) B-12 Chemtool Carburetor/Choke and Throttle Body Cleaner - 16 oz.
Berryman (0117C) B-12 Chemtool Carburetor/Choke and Throttle Body Cleaner - 16 oz.

Berryman Products

7.9

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9

Red Line 60302 Fuel System Water Remover & Anti-Freeze - 12 Ounce
Red Line 60302 Fuel System Water Remover & Anti-Freeze - 12 Ounce

Red Line

7.6

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10

Lucas Upper Cylinder Lubricant & Fuel Injector Cleaner (5.25 oz.)-12 Pack
Lucas Upper Cylinder Lubricant & Fuel Injector Cleaner (5.25 oz.)-12 Pack

Oeream

7.3

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