10 bestFuel System Cleanersof April 2025
112M consumers helped this year.
1
Wynn's Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml
Wynn's
10.0
2
Redex Diesel Fuel System Cleaner 250ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids
Redex
10.0
61% off
3
STP Complete Petrol Fuel System Cleaner 200 ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
10.0
40% off
4
STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
9.9
10% off
5
Archoil AR6900-D Max Advanced Diesel Additive Concentrate, 1L Treats 1,000L of Fuel, Diesel Fuel Injector Cleaner, DPF Filter EGR Valve Turbo Cleaner, Super Diesel Converter. (1Litre)
Archoil
9.8
Other
Wynn's Formula Gold Petrol System Treatment Performance & Fuel Economy Restoring Additive 500ml
Sea Foam SS14 Engine Cleaner and Lube Foam
Sea Foam Concentrated Fuel Injector Cleaner,Helps clean fuel injectors & restore Injector patterns,Lubricates upper cylinders, Helps recover lost MPG & help reduce exhaust emission 155ml
STP Petrol Injector Cleaner 200 ml, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Mechanical Car Cleaning Products, Made in the UK
6
Redex Petrol System Cleaner 250ml, Petrol Injector Cleaner To Remove Harmful Deposits, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Petrol Engines, Suitable For Hybrids
Redex
9.7
25% off
7
STP Diesel Fuel Additive Twin Pack
STP
9.6
11% off
8
Liqui Moly 1803 Injection Cleaner 300ml
Liqui Moly
9.3
14% off
9
STP GST59200EN Diesel Injector Cleaner 200 ml,Packaging/label may vary
STP
9.1
14% off
10
STP Diesel High Milage Injector Cleaner 200 ml, Cleans and Protects your Engine for 300 miles, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK
STP
8.8
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