10 bestFuel System Cleanersof June 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

9.9
2

Liqui Moly Injection Cleaner 300ml 2522
Liqui Moly

9.8
3

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

9.5
4

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

9.2
5

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

8.9
6

Lucas 10003 Upper Cylinder Lubrication & Injector Cleaner 32 oz
Lucas Oil

8.7
7

Chevron 65740 Techron Concentrate Plus Fuel System Cleaner - 20 oz.
Chevron

8.4
8

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

8.1
9

STP 5IN1 Fuel System Cleaner (Petrol) for car (400 ml) - Pack of 1
STP

7.8
10

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

7.5

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