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10 bestFuel Additivesof November 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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2

Royal Purple 11722 Max-Clean Fuel System Cleaner and Stabilizer, 20-Ounce Bottle
Royal Purple 11722 Max-Clean Fuel System Cleaner and Stabilizer, 20-Ounce Bottle

Royal Purple

9.6

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3

Liqui Moly 2001 Valve Clean - 150 ml, Blue
Liqui Moly 2001 Valve Clean - 150 ml, Blue

Liqui Moly

9.4

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4

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

9.2

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7% off

5

Gumout 30001 All-in-One Fuel System Cleaner 296ml
Gumout 30001 All-in-One Fuel System Cleaner 296ml

Gumout

9.0

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Related products

Marvel Mystery Oil MM13R-6PK - 32 Fl Oz. (Pack of 6)

Marvel Mystery Oil MM13R-6PK - 32 Fl Oz. (Pack of 6)

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BG Products 44K Fuel System Cleaner - 3 Pack

BG Products 44K Fuel System Cleaner - 3 Pack

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STP 78574-12PK Octane Booster - 5.25 fl. oz., (Pack of 12)

STP 78574-12PK Octane Booster - 5.25 fl. oz., (Pack of 12)

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

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

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10% off

6

Lucas 10020 Fuel Treatment - 5.25 oz
Lucas 10020 Fuel Treatment - 5.25 oz

Lucas Oil

8.8

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9% off

7

Fuel Treatment/1x1/Quart
Fuel Treatment/1x1/Quart

Lucas Oil

8.5

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8

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

BG(0002698761)

8.3

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9

Red Line (60103) Complete SI-1 Fuel System Cleaner - 15 Ounce
Red Line (60103) Complete SI-1 Fuel System Cleaner - 15 Ounce

Red Line

8.0

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10

BG 44K Fuel System Cleaner Power Enhancer 4 Pack 11oz can
BG 44K Fuel System Cleaner Power Enhancer 4 Pack 11oz can

BG

7.8

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