See also:

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 grade shown ...

New Level of Comfort and Convenience in All Models
Standard comfort and available amenities are increased across the Subaru Legacy line for 2010. The base 2.5i model, for example, features standard steering wheel audio and cruise control buttons, ...

Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...