10 bestauto fuel additivesof November 2025
112M consumers helped this year.
1
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
9.9
2
STA-BIL Storage Fuel Stabilizer - Keeps Fuel Fresh For Up To Two Years, Effective In All Gasoline Including All Ethanol Blended Fuels, For Quick, Easy Starts, Treats Up To 40 Gallons, 16oz (22207),Red
STA-BIL
9.8
3
Archoil AR6900-D Max Advanced Diesel Additive Concentrate, 2 x 250ml Treats 500L of Fuel, Diesel Fuel Injector Cleaner, DPF Filter EGR Valve Turbo Cleaner, Super Diesel Converter. (2 x 250ml)
Archoil
9.7
4
Redex Diesel Fuel System Cleaner, Diesel Additives To Remove Harmful Deposits, Maximise Performance & Increase Fuel Economy With Redex Fuel Additives For Diesel Engines, Redex One Shot, 90ml
Redex
9.5
5
Wynn's Extreme Diesel System Cleaner - Deep Cleaning Engine Treatment - Restores Fuel Economy & Reduces Emissions - Prevents Turbo, EGR Valve & DPF Issues - 325ml
Wynn's
9.3
OtherUp to 15% off
STP GST59200EN Diesel Injector Cleaner 200 ml,Packaging/label may vary
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
Wynn's Formula Gold High-Performance Petrol System Treatment - Enhances Engine Efficiency - Improves Acceleration & Reduces Noise - Cleans & Protects Fuel Injection System - 500ml
Wynn's Xtreme Petrol System Cleaner - Complete Fuel System Cleaner - Restores Fuel Economy & Engine Performance - Prevents Turbo, EGR & Catalytic Converter Issues - 325ml
25% off
6
STP Diesel Fuel Additive Twin Pack
STP
9.1
24% off
7
Wynn's Diesel Power 7 Complete Action Fuel Additive Optimises Engine Performance 1L
Wynn's
8.9
8
Wynn's Diesel Injector Cleaner - Reduces Knocking & Black Smoke - Protects Fuel System from Corrosion - Safe for EGR, Turbo, DPF & SCR - 325ml
Wynn's
8.6
9
Liqui Moly 1803 Injection Cleaner 300ml
Liqui Moly
8.4
10
STP Diesel Treatment 200 ml, Keeps your Fuel System Clean, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Cleaning Formula, Made in the UK, Black/Blue
STP
8.1
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