10 bestEngine Additivesof June 2026
112M consumers helped this year.
1

IFTEX® Clean System D with Triple Action Diesel Additive for All Diesel Cars (Pack of 2) (250 ml) / Diesel Fuel Treatment and Injector Cleaner for Cleaning deposits and Mileage Improvement
Iftex

9.8
2

Liqui Moly 20002 Cera Tec Friction Modifier (300 ml)
Liqui Moly

9.6
3

Red Flow Diesel & Petrol Additive | Injector Cleaner (300ML), Treats 60L Diesel & 150L E20 Petrol, for All Cars, Bikes, Scooters. Keeps Engine Clean, Improves Engine Smoothness, Fuel Economy.
Red Flow

9.4
4

Iftex System G+ 300 ml & G 200 ml e20 Petrol additive/Injector Cleaner/Treats 300 L Petrol Cars SUV's. Keeps Engine Clean from Carbon Deposit Builtup, Increases Fuel Economy, Pickup & Smoothness
Iftex

9.2
5

Red Flow Diesel Additive | Injector Cleaner (5 Liters). Treats 1000L Diesel for All Trucks/Buses, Cars & Generators. Maintains Fuel System, No Breakdowns, More Mileage & Smooth Engine.
Red Flow

8.9
6

Liqui Moly Super Diesel Additive 250ml 1806
Liqui Moly

8.6
7

Red Flow Diesel & Petrol Additive | Injector Cleaner (1000ML), E20 Petrol,Treats 200L Diesel & 350L Petrol, for All Cars, Bikes, Scooters. Improves Engine Smoothness, Fuel Economy & Pickup.
Red Flow

8.3
8

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

8.0
9

YAMAHA Yamalube Pea Fuel System Carbon Cleaner For All Petrol Engines | Remove Carbons And Keep Engine Clean And Safe, 50 Ml (90793Ad81000), 10W
YAMAHA

7.7
10

Liqui Moly Molygen Motor Protect Engine Oil Additive (Made in Germany) Lasts 50,000km,500ml
Liqui Moly

7.4
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