My initial advice would be to contact Jackie (SubaruPartsGirl) Annapolis Subaru: https://www.subaruforester.org/vbulletin/f125/
I'm sure Jackie can help you with the parts and they look after forum members.
Matching the O2 sensor can be tricky as there are a few that fit but won't work!
I'm sure Jackie can help you with the parts and they look after forum members.
Matching the O2 sensor can be tricky as there are a few that fit but won't work!