For Subaru Forester Impreza Legacy 2.2L 2.5L Oxygen O2 Sensor 02 Upstream

Downstream for 1999-2004 Subaru Impreza Forester 2.5L H4 Oxygen O2 02 Sensor

02 O2 Oxygen Sensor Downstream For 1999-2004 Subaru Forester Impreza 2.5L H4

Post/Downstream O2 Oxygen Sensor 22690AA501 for 02-10 Subaru Impreza 2.5L H4

Downstream For 2005-2010 Subaru Outback 2.5L o2 02 Oxygen Sensor 2 post cat

For 1999-2004 Subaru Forester Impreza 2.5L 02 O2 Oxygen Sensor Downstream

?Downstream for 1996-1998 Subaru Legacy 2.2L 2.5L o2 02 Oxygen Sensor Post Cat