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10 bestFuel Additivesof July 2025

112M consumers helped this year.

1

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

Lucas Oil

10.0

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7% off

2

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

Gumout

10.0

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17% off

3

Chevron Techron High Mileage Fuel System Cleaner, 12 oz, Pack of 6
Chevron Techron High Mileage Fuel System Cleaner, 12 oz, Pack of 6

Chevron

9.8

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16% off

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

9.6

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5

Gumout 29994 Regane High Mileage Complete Fuel System Cleaner, 355mL
Gumout 29994 Regane High Mileage Complete Fuel System Cleaner, 355mL

Gumout

9.4

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Gumout® Fuel Injector/Carburetor Cleaner, 177mL

Gumout® Fuel Injector/Carburetor Cleaner, 177mL

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Red Line 60202 Lead Substitute - 12 oz.

Red Line 60202 Lead Substitute - 12 oz.

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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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Lucas 10020 Fuel Treatment - 5.25 oz

Lucas 10020 Fuel Treatment - 5.25 oz

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11% off

6

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

Lucas Oil

9.1

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7

Gumout 29991 Fuel Injector Cleaner, 355mL
Gumout 29991 Fuel Injector Cleaner, 355mL

Gumout

8.9

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8

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

8.6

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9

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

Liqui Moly

8.4

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10% off

10

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

BG(0002698761)

8.1

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