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10 bestFuel System Cleanersof December 2025

112M consumers helped this year.

1

Red Flow Diesel & Petrol Additive | Injector Cleaner (300ML), Treats 60L Diesel & 150L Petrol, for All Cars, Bikes, Scooters. Keeps Engine Clean, Improves Engine Smoothness, Fuel Economy & Pickup.

Red Flow Diesel & Petrol Additive | Injector Cleaner (300ML), Treats 60L Diesel & 150L Petrol, for All Cars, Bikes, Scooters. Keeps Engine Clean, Improves Engine Smoothness, Fuel Economy & Pickup.

Red Flow Diesel & Petrol Additive | Injector Cleaner (300ML), Treats 60L Diesel & 150L Petrol, for All Cars, Bikes, Scooters. Keeps Engine Clean, Improves Engine Smoothness, Fuel Economy & Pickup.

Red Flow

9.8

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2

Liqui Moly Injection Cleaner 300ml 2522

Liqui Moly Injection Cleaner 300ml 2522

Liqui Moly Injection Cleaner 300ml 2522

Liqui Moly

9.6

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3

Liqui Moly Motorbike Fuel System Cleaner 4T Shooter (80 ml) (LM044)

Liqui Moly Motorbike Fuel System Cleaner 4T Shooter (80 ml) (LM044)

Liqui Moly Motorbike Fuel System Cleaner 4T Shooter (80 ml) (LM044)

Liqui Moly

9.3

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4

YAMAHA Yamalube Pea Fuel System Carbon Cleaner For All Petrol Engines | Remove Carbons And Keep Engine Clean And Safe, 50 Ml (90793Ad81000), 10W

YAMAHA Yamalube Pea Fuel System Carbon Cleaner For All Petrol Engines | Remove Carbons And Keep Engine Clean And Safe, 50 Ml (90793Ad81000), 10W

YAMAHA Yamalube Pea Fuel System Carbon Cleaner For All Petrol Engines | Remove Carbons And Keep Engine Clean And Safe, 50 Ml (90793Ad81000), 10W

YAMAHA

9.0

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5

Gumout Multi-System Tune-Up (473ml) | Petrol & Diesel Additive for Cars & Bikes | Cleans Engine, Reduces Carbon Deposits & Improves Mileage | Fuel Injector & Carburetor Cleaner

Gumout Multi-System Tune-Up (473ml) | Petrol & Diesel Additive for Cars & Bikes | Cleans Engine, Reduces Carbon Deposits & Improves Mileage | Fuel Injector & Carburetor Cleaner

Gumout Multi-System Tune-Up (473ml) | Petrol & Diesel Additive for Cars & Bikes | Cleans Engine, Reduces Carbon Deposits & Improves Mileage | Fuel Injector & Carburetor Cleaner

Gumout

8.8

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6

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

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

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

Chevron

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 18000 Max Atomizer Fuel Injector Cleaner - 6 oz.

Royal Purple

8.2

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8

Gumout Gumout 510012 All-in-One Diesel Fuel System Cleaner, 32 fl. oz, 1 Pack

Gumout Gumout 510012 All-in-One Diesel Fuel System Cleaner, 32 fl. oz, 1 Pack

Gumout Gumout 510012 All-in-One Diesel Fuel System Cleaner, 32 fl. oz, 1 Pack

Gumout

7.9

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9

Lucas 10003 Upper Cylinder Lubrication & Injector Cleaner 32 oz

Lucas 10003 Upper Cylinder Lubrication & Injector Cleaner 32 oz

Lucas 10003 Upper Cylinder Lubrication & Injector Cleaner 32 oz

Lucas Oil

7.6

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10

BG 44K Fuel System Cleaner

BG 44K Fuel System Cleaner

BG 44K Fuel System Cleaner

FQQF

7.3

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