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9 bestFuel Injector Cleanersof October 2025

112M consumers helped this year.

1

Lucas 10013 Fuel Treatment - 1 Gallon

Lucas 10013 Fuel Treatment - 1 Gallon

Lucas 10013 Fuel Treatment - 1 Gallon

Lucas Oil

9.8

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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 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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3

Liqui Moly Jectron Gasoline Fuel Injection Cleaner- 6pk

Liqui Moly Jectron Gasoline Fuel Injection Cleaner- 6pk

Liqui Moly Jectron Gasoline Fuel Injection Cleaner- 6pk

Liqui Moly

9.4

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4

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

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

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

Gumout

9.2

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18% off

5

Updated Fuel Injector Tester Four-Wire Dual Channel Fuel Injector Cleaner Kit 8 Pulse Modes Injector Tester Short Circuit Protection DIY Cleaning Tools Kit with 40" Long Power Cord,4 Injector Adapter

Updated Fuel Injector Tester Four-Wire Dual Channel Fuel Injector Cleaner Kit 8 Pulse Modes Injector Tester Short Circuit Protection DIY Cleaning Tools Kit with 40" Long Power Cord,4 Injector Adapter

Updated Fuel Injector Tester Four-Wire Dual Channel Fuel Injector Cleaner Kit 8 Pulse Modes Injector Tester Short Circuit Protection DIY Cleaning Tools Kit with 40" Long Power Cord,4 Injector Adapter

DUOYI

8.9

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5% off

6

Chevron 266373272 Techron D Concentrate Diesel Fuel System Cleaner, 20 fl. oz., 1 Pack

Chevron 266373272 Techron D Concentrate Diesel Fuel System Cleaner, 20 fl. oz., 1 Pack

Chevron 266373272 Techron D Concentrate Diesel Fuel System Cleaner, 20 fl. oz., 1 Pack

Chevron

8.6

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7

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner Treatment, Bottled Lubricant for Upper Cylinder, 5.25 Oz, 12 Count, STP

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner Treatment, Bottled Lubricant for Upper Cylinder, 5.25 Oz, 12 Count, STP

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner Treatment, Bottled Lubricant for Upper Cylinder, 5.25 Oz, 12 Count, STP

STP

8.3

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8

Gumout 30002 Multi-System Tune-Up, 473ml

Gumout 30002 Multi-System Tune-Up, 473ml

Gumout 30002 Multi-System Tune-Up, 473ml

Gumout

8.0

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9

Red Line 60102 Complete Fuel System Cleaner - Powersportrs, 4 Ounce, 2 Pack

Red Line 60102 Complete Fuel System Cleaner - Powersportrs, 4 Ounce, 2 Pack

Red Line 60102 Complete Fuel System Cleaner - Powersportrs, 4 Ounce, 2 Pack

Red Line

7.7

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