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Castrol Full Synthetic Oils

10 Best Castrol Full Synthetic Oils 2024 in the US

Winner

Mobil 1 Ex

Mobil

Mobil 1 Extended Performance Full Synthetic Motor Oil 0W-20, 5 Quart

10.0

score

Castrol ED

Castrol

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

9.1

score

Castrol GT

Castrol

Castrol GTX Full Synthetic 5W-30 Motor Oil, 5 Quarts

8.5

score

Castrol GT

Castrol

Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts

8.2

score

Castrol GT

Castrol

Castrol GTX Ultraclean 5W-30 Synthetic Blend Motor Oil, 5 Quarts

7.9

score

Castrol ED

Castrol

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

7.9

score

Valvoline

Valvoline

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

7.6

score

Castrol Po

Castrol

Castrol Power1 4T 10W-40 Full Synthetic Motorcycle Oil, 1 Quart, Pack of 6

7.3

score

Castrol GT

Castrol

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

7.0

score

Castrol Po

Castrol

Castrol Power1 4T 5W-40 Full Synthetic Motorcycle Oil, 1 Quart, Pack of 6

7.0

score

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