Upstream O2 Oxygen Sensor For Subaru Legacy 2.5L Exc. Calif. & Canada 2003-2004

2Pcs Upstream & Downstream O2 Oxygen Sensor for Subaru Outback Legacy 10-12 2.5L

Upstream Oxygen O2 Sensor OEM For 2010-2012 Subaru Legacy Outback 2.5L 234-9097

2Pcs Oxygen O2 Sensor Upstream+Downstream For 2010-12 Subaru Legacy Outback 2.5L

DENSO O2 Oxygen Sensor 234-9123 Fit Subaru Impreza 2006-2011 2.5L H4 Upstream US

Upstream O2 Oxygen Sensor for Subaru Outback Legacy 10-12 2.5L Bank 1 Sensor 1

Downstream Oxygen O2 Sensor OEM For Subaru Outback Legacy Mazda CX-9 H4 234-4732

Oxygen o2 02 Sensor Downstream for 2006-2012 Subaru Legacy Outback 2.5L