10 bestHigh Mileage Synthetic Oilsof May 2025
112M consumers helped this year.
28% off
1
LIQUI MOLY Oil Additive | 300 ml | Oil additive | SKU: 2591
Liqui Moly
9.9
10% off
2
Wynn's Engine Oil Stop Leak Sealer Treatment Additive For All Engine Types 325ml
Wynn's
9.8
3
Carlube Triple R 15W-40 ACEA A3/B4, API SN High Mileage Semi Synthetic Engine Oil 4L
Carlube
9.7
11% off
4
MANNOL Classic 10 W40 API SN/SM/CF Motor Oil 20 Litres
MANNOL
9.5
16% off
5
Lucas Oil 40001 Heavy Duty Oil Stabilizer-1L
Lucas Oil
9.3
OtherUp to 24% off
STP Oil Treatment for Diesel Engines 3000 ml, Protects your Engine by Reducing Deposits, Reduced Oil Consumption, Mechanical Car Cleaning Products, Made in the UK
Mobil Super 1000 X1 15W-40, 1L
Shell Helix Ultra ECT C3 5W-30, 1 Litre
MANNOL 42550400100 Extreme 5W40 SL/CF 1 L
6
Carlube Triple R 15W-40 ACEA A3/B4, API SN High Mileage Semi Synthetic Engine Oil 2L
Carlube
9.1
7
Castrol GTX 15W-40 A3/B3 Engine Oil 4L
Castrol
8.9
15% off
8
Castrol MAGNATEC Stop-Start 5W-30 C3 Engine Oil 4L
Castrol
8.7
9
Shell Helix Ultra Professional AF 5W-30, 5 Litre
Shell
8.4
10
STP Engine Stop Leak for Petrol & Diesel Engines 300 ml, Improved Concentrated Formula, Conditions your Engine and Prevents Minor Oil Leaks, Mechanical Car Cleaning Products, Made in the UK
STP
8.1
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