Compatibility: 1996-1997 Subaru Impreza 1.8L 1995-1997 Subaru Impreza 2.2L 1995-1998 Subaru Legacy 2.2L 1996-1998 Subaru Legacy 2.5L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
Downstream For 1999-2002 Impreza Subaru 2.5L Oxygen O2 02 Sensor Fits 234-4706
?2PCS Downstream For for 2005 Volkswagen Jetta 2.5L O2 02 Oxygen Sensor Post Cat
Engine Exhaust O2 02 Oxygen Sensor Direct For Downstream for Lexus Toyota
2pcs Upstream&Downstream For for Toyota 4Runner RAV4 Tundra O2 02 Oxygen Sensor
2pcs Upstream & Downstream For for 99-2000 Toyota 4Runner 2.7L O2 Oxygen Sensor
4PCS Oxygen O2 Sensors Up / Downstream for Ford F-150 E-150 4.6L 5.4L 234-4127
