For 2003-2004 Subaru Legacy & Outback 2.5L 2 Pcs Front+Rear Oxygen O2 Sensor

Upstream O2 Oxygen Sensor For Subaru Forester Impreza Legacy Outback 2.5L 15930A

Oxygen 02 O2 Sensor For 2000-2004 Subaru Legacy Outback 2.5L Downstream Set 2

Lambda O2 Oxygen Sensor 15031 For 2004-2005 Subaru Outback Limited 2.5L

2pcs For 03-2004 Subaru Outback Impreza 2.5l Front+Rear A/F Ratio Oxygen Sensor

Downstream Oxygen O2 Sensor for 1999-2004 Subaru Forester Impreza Outback 2.5L

2pcs For 03-04 Subaru Outback Impreza 2.5L Front+Rear A/F Ratio O2 Oxygen Sensor

22641-AA230 Lambda O2 Sensor Fits 2003-2004 Subaru Legacy Outback 2.5L Exc.Calif