10 bestSynthetic Motor Oilsof June 2026
112M consumers helped this year.
1

Castrol MAGNATEC 3416662 Stop-Start 5W-30 Full Synthetic Engine Oil for Petrol, Diesel and CNG Cars (3.5L)
Castrol

9.8
2

Shell Helix Extra 5W-30 API SP Fully Synthetic Oil for Petrol, Diesel & CNG Cars (3.5L), Enhanced Efficiency with Anti friction Technology
Shell

9.6
3

Shell Helix Ultra 5W-40 API SQ Fully Synthetic Engine Oil for Petrol, Diesel, CNG/LPG Cars (4 L)
Shell

9.4
4

Motul 7100 4T Fully Synthetic Petrol Engine Oil for Bikes, 10W-40 - 1L
Motul

9.2
5

Liqui Moly (3701) 5W-40 Top Tec 4100 Low Ash Synthetic Motor Oil - 5 L Jug, Car
Liqui Moly

8.9
6

Liqui Moly (2011) Top Tec 4200 5W-30 Synthetic Car Motor Oil - 5 L Jug
Liqui Moly

8.7
7

Castrol Edge 5W-30 LL Full Synthetic Engine Oil (4L) for Cars
Castrol

8.4
8

Motul 7100 4T 20W-50 Fully Synthetic Motorcycle Engine Oil – API SN Performance, Smooth Gear Shifting, Superior Engine Protection & Long-Lasting Performance, 1.5L
Motul

8.2
9

Amsoil 5W-30 Signature Series Synthetic Engine Oil - WV01RCA07887 | Compatible with car
Amsoil

7.9
10

TotalEnergies Quartz 8000 NFC 5W-30 ACEA A5/B5, API SL/CF Fully Synthetic| Engine Oil for Cars (5L)
TotalEnergies

7.6
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