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10 bestCarb Cleaner Fuel Additiveof December 2025

112M consumers helped this year.

9% off

1

STP Diesel Fuel Additive Treatment Bundle, Includes Diesel Injector Cleaner and Ultra 5-in-1 Diesel System Cleaner, Cleans Injectors and Restores Performance For A Smoother Engine, Made in the UK
STP Diesel Fuel Additive Treatment Bundle, Includes Diesel Injector Cleaner and Ultra 5-in-1 Diesel System Cleaner, Cleans Injectors and Restores Performance For A Smoother Engine, Made in the UK

STP

9.7

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2

Redex Diesel Fuel System Cleaner 500ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids
Redex Diesel Fuel System Cleaner 500ml, Diesel Additives To Remove Harmful Emissions, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Suitable For Hybrids

Redex

9.4

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3

Lucas Oil 10013 Fuel Treatment-3.78L, clear yellow
Lucas Oil 10013 Fuel Treatment-3.78L, clear yellow

Lucas Oil

9.1

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4

TECHRON PEA Concentrate Plus Petrol Fuel Injector System Cleaner - 300ml
TECHRON PEA Concentrate Plus Petrol Fuel Injector System Cleaner - 300ml

TECHRON

8.8

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5

Archoil AR6400-P MAX Pro PEA PETROL Injector Cleaner, Turbo, GPF, EGR Valve Cleaner Concentrate. High Strength Carbon Removal with Exhaust Emissions Reduction Technology for MOT Pass(400ml)
Archoil AR6400-P MAX Pro PEA PETROL Injector Cleaner, Turbo, GPF, EGR Valve Cleaner Concentrate. High Strength Carbon Removal with Exhaust Emissions Reduction Technology for MOT Pass(400ml)

Archoil

8.5

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LIQUI MOLY Carburetor and Valve Cleaner | 300 ml | Petroladititive | SKU: 1818

LIQUI MOLY Carburetor and Valve Cleaner | 300 ml | Petroladititive | SKU: 1818

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Lucas Oil 40003 Upper Cylinder Fuel Treatment-1L

Lucas Oil 40003 Upper Cylinder Fuel Treatment-1L

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4 x BG244 Diesel Fuel System Cleaner (Quad Pack)

4 x BG244 Diesel Fuel System Cleaner (Quad Pack)

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Hydra PIC-24 Petrol Injector Cleaner and Carb Cleaner Additive, 500ml Treats 500 litres, With Petrol Cleaner you get more Petrol Power with Octane Booster Removes Deposits Improves Combustion

Hydra PIC-24 Petrol Injector Cleaner and Carb Cleaner Additive, 500ml Treats 500 litres, With Petrol Cleaner you get more Petrol Power with Octane Booster Removes Deposits Improves Combustion

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6

Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml
Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml

Wynn's

8.2

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7

BG 44K Power Enhancer Petrol Fuel System Cleaner
BG 44K Power Enhancer Petrol Fuel System Cleaner

ARZER

7.9

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8

Liqui Moly 5156 Pro-Line Diesel System Cleaner 500ml
Liqui Moly 5156 Pro-Line Diesel System Cleaner 500ml

Liqui Moly

7.6

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7% off

9

Fastcar 3 x STP Carb Cleaner Spray 500ml
Fastcar 3 x STP Carb Cleaner Spray 500ml

Fastcar

7.3

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10

LIQUI MOLY Fuel System Treatment | 300 ml | Petroladititive | SKU: 8365
LIQUI MOLY Fuel System Treatment | 300 ml | Petroladititive | SKU: 8365

Liqui Moly

7.0

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