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10 Best Synthetic Oils 2024 in the US

Winner

Mobil 1 Ad

Mobil

Mobil 1 Advanced Full Synthetic Motor Oil 5W-20, 5 Quart

10.0

score

Valvoline

Valvoline

Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil 5 QT

8.8

score

Castrol ED

Castrol

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

8.8

score

Valvoline

Valvoline

Valvoline Advanced Full Synthetic SAE 0W-20 Motor Oil 5 QT

8.5

score

Pennzoil P

Pennzoil

Pennzoil Platinum Full Synthetic 0W-20 Gasoline Engine Oil, 5 Quart

7.9

score

Shell Rote

Shell Rotella

Shell Rotella T6 5W-40 Diesel Engine Oil, 1 Gallon

7.9

score

Pennzoil U

Pennzoil

Pennzoil Ultra Platinum Full Synthetic 0W-20 Gasoline Engine Oil, 1 Quart

7.0

score

Mobil 1 Hi

Mobil

Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart, Gray

7.0

score

Castrol GT

Castrol

Castrol GTX Full Synthetic 0W-20 Motor Oil, 5 Quarts

7.0

score

Valvoline

Valvoline

Valvoline European Vehicle Full Synthetic SAE 5W-40 Motor Oil 5 QT

7.0

score

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