TenBest

10 Best Synthetic Motor Oils

Updated December 2024

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AmazonBasics Full Synthetic Motor Oil, SN Plus, dexos1-Gen2, 5W-30, 5 Quart

AmazonBasics

9.7

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Castrol 03060 GTX MAGNATEC 0W-20 Full Synthetic Motor Oil, Green , 5 Quart

Castrol

9.5

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Pennzoil Platinum High Mileage Full Synthetic 5W-30 Motor Oil for Vehicles Over 75K

Pennzoil

9.1

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Pennzoil Platinum Full Synthetic Motor Oil (SN) 5W-20, 5 Quart - Pack of

Pennzoil

9.0

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Castrol 03124 EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quart

Castrol

8.6

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Castrol 03110 GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 5 Quart

Castrol

8.2

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Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil, Easy-Pour 5 Quart

Valvoline

8.1

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Pennzoil Platinum Full Synthetic Motor Oil 10W-30, 5 Quart - Pack of 1

Pennzoil

7.7

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Castrol 03057 GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, Green , 5 Quart

Castrol

7.4

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Castrol 03084 EDGE 5W-30 Advanced Full Synthetic Motor Oil, 5 Quart

Castrol

7.2

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