Compatibility: 1990 1994 Ford Ranger 2.3L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
?2PCS Upstream Fits for 2006 Kia Optima 2.7L O2 02 Oxygen Sensor Pre Cat
2pcs Upstream Fits for 1998 Toyota Avalon 3.0L Air Fuel Ratio O2 Oxygen Sensor
2pcs Upstream Fits 2005-2006 Suzuki XL-7 2.7L V6 02 Oxygen O2 Sensor 1
2pcs Upstream & Downstream for 2000-2005 Toyota MR2 Spyder 1.8L O2 Oxygen Sensor
2PCS Upstream & Downstream for 2000-2001 Mercury Cougar 2.0L O2 02 Oxygen Sensor
2pcs Upstream & Downstream for 2002-2004 Acura RSX 2.0L Air Fuel Ratio O2 Sensor
