10 bestEngine Additivesof January 2026
112M consumers helped this year.
1
Liqui Moly 20002 Cera Tec Friction Modifier (300 ml)
Liqui Moly
9.9
2
Red Flow Diesel & Petrol Additive | Injector Cleaner (300ML), Treats 60L Diesel & 150L Petrol, for All Cars, Bikes, Scooters. Keeps Engine Clean, Improves Engine Smoothness, Fuel Economy & Pickup.
Red Flow
9.8
3
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
9.7
4
Liqui Moly Super Diesel Additive 250ml 1806
Liqui Moly
9.5
5
Red Line Oil 60103 Complete SI-1 Fuel System Cleaner (15 oz)
Red Line
9.2
6
Xado XA 12024 1-Stage Engine Revitalizant (100 ml)
Unknown
9.0
7
XADO Atomic metal conditioner New Car
XADO
8.7
8
3 cans of BG EPR Engine Performance Restoration
BG
8.4
9
LIQUI MOLY Oil Additive | 300 ml | Oil additive | SKU: 2591
Liqui Moly
8.1
10
Liqui Moly Motorbike Fuel System Cleaner 4T Shooter (80 ml) (LM044)
Liqui Moly
7.8
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