Owner's Manual
Page 329
...;338F (−368C). Since the coolant is under pressure, you must follow the oil and filter changing intervals shown in this peri- CONTINUED - When using synthetic oil, you may provide the required protection, they have not been tested for compatibility with SUBARU engines and cooling system components, and therefore they are not covered under severe...
...;338F (−368C). Since the coolant is under pressure, you must follow the oil and filter changing intervals shown in this peri- CONTINUED - When using synthetic oil, you may provide the required protection, they have not been tested for compatibility with SUBARU engines and cooling system components, and therefore they are not covered under severe...