10 bestEngine Additivesof November 2024
112M consumers helped this year.
27% off
1
STP Ultra 5 in 1 Diesel Fuel 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
11% off
2
LIQUI MOLY Cera Tec 3721 I Ceramic Wear & Tear Protection for Petrol & Diesel Engines I Smoother Engine Performance, Less Friction & Lower Fuel Consumption I Ceramic Additive 300 ml Pack of 1
Liqui Moly
9.8
3
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
9.7
4
Wynn's WY12264 Extreme Diesel System Fuel Injector Cleaner Engine Additive Treatment 325ml
Wynn's
9.5
5
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
9.4
40% off
6
LIQUI MOLY Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2427
Liqui Moly
9.2
22% off
7
LIQUI MOLY Oil Additive | 300 ml | Oil additive | SKU: 2591
Liqui Moly
9.0
17% off
8
Liqui Moly 2770 - Engine Oil Additive
Liqui Moly
8.7
14% off
9
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
8.5
10
Wynn's Engine Oil Flush Cleans Inside Engine & Removes Harmful Deposits 425ml
Wynn's
8.2
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