Subaru Forester: Recommended grade and viscosity - Engine oil - Maintenance and service - Subaru Forester Owner's ManualSubaru Forester: Recommended grade and viscosity

Use only engine oil with the recommended

Use only engine oil with the recommended grade and viscosity.

Refer to “Engine oil”.

NOTE
Engine oil viscosity (thickness) affects fuel economy. Oils of lower viscosity provide better fuel economy. However, in hot weather, oil of higher viscosity is required to properly lubricate the engine.

    Changing the oil and oil filter
    Change the oil and oil filter according to the maintenance schedule in the “Warranty and Maintenance Booklet”. The engine oil and oil filter must be changed more frequently than listed in ...

    Synthetic oil
    You should use synthetic engine oil that meets the same requirements given for conventional engine oil. When using synthetic oil, you must use oil of the same classification, viscosity and gra ...

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