10 bestSynthetic Motor Oilsof August 2026
112M consumers helped this year.
1
Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil - 5 Liter
Liqui Moly
9.8
5% off
2
Valvoline Advanced Full Synthetic 5W30 Motor Oil 5L
Valvoline
9.6
3
Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)
Shell Rotella
9.4
4
Liqui Moly 20228 Molygen New Generation 5W30 Motor Oil, 5 l, 1 Pack
Liqui Moly
9.1
5
Pennzoil Platinum Full Synthetic 5W-30 Motor Oil, 5 Litre
Pennzoil
8.8
OtherUp to 5% off
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-16, 5 Quart
Motul 104121 300V Factory Line 4T 10W-40 100% Synthetic Engine Oil 4 Liters Ester Core Technology Racing Motorcycle Motor Lubricant
Liqui Moly 20238 TOP TEC 6200 0W20 Motor Oil, 5 l, 1 Pack
8100 X-Cess 5w40 GEN 2 Oil 5 Liter Bottle
29% off
6
Castrol Edge Extended Performance 0W-20 Advanced Full Synthetic Motor Oil, 5 Litres - Made in Canada
Castrol
8.6
8% off
7
Valvoline VR1 Racing Oil 20W50, 946ml (case of 6)
Valvoline
8.3
8
Motul 7100 4T 5W-40 100% Synthetic Ester Motorcycle Oil, JASO MA2 API SP Wet Clutch Compatible, 4 Stroke Engine Protection for BMW KTM Aprilia European Sport Adventure - 4 L
Motul
8.0
9
Mobil 1 120764 Synthetic Motor Oil 5W-30, 5 Quart
Mobil
7.7
10
Mobil 1 Advanced Full Synthetic Motor Oil 0W-20 5 U.S. QTS/4.73L.
Mobil
7.5
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