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10 bestFuel System Cleanersof October 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

9.7

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2

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

9.4

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3

Liqui Moly Injection Cleaner 300ml 2522
Liqui Moly Injection Cleaner 300ml 2522

Liqui Moly

9.2

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4

3M Ptrl Fuel Tank Additive (25 ml)
3M Ptrl Fuel Tank Additive (25 ml)

3M

8.9

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5

STP Petrol Injector Cleaner : Unclog Dirty injectors with just one Treatment (Helps : Restore Performance - Reduce Emissions - Save Fuel) - Pack of 1
STP Petrol Injector Cleaner : Unclog Dirty injectors with just one Treatment (Helps : Restore Performance - Reduce Emissions - Save Fuel) - Pack of 1

STP

8.6

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6

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

8.3

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7

STP Petrol Treatment (200 ml)
STP Petrol Treatment (200 ml)

STP

8.0

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8

STP Ultra 5-in-1 Fuel System Cleaner and Fuel StabilizerÃ???Ã? (12 fl. oz.).
STP Ultra 5-in-1 Fuel System Cleaner and Fuel StabilizerÃ???Ã? (12 fl. oz.).

STP

7.7

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9

MANNOL 9957 Injector Cleaner Fuel Injection System Cleaner for Petrol Engines Imported from Germany (250ML)
MANNOL 9957 Injector Cleaner Fuel Injection System Cleaner for Petrol Engines Imported from Germany (250ML)

MANNOL

7.4

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10

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

7.1

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