We have an 08 Forester 2.5 NA with about 90k. It gets mostly highway miles these days. I run M1 5W-30 HM with about 7k OCIs. UOAs have been good and suggest the oil can be left in service. You may find that some premium aftermarket oil filters provide finer filtration than the OE.
2005 Forester
- Thread starter HowAboutThis
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