2pcs O2 02 Oxygen Sensor for 2001-2010 Ford Explorer 4.0L Upstream&Downstream

3Pcs Oxygen O2 Sensor Upstream Downstream For 1995-2003 Ford Ranger V6 3.0L 4.0L

2Pcs Up&Downstream Oxygen O2 Sensor For 2004 2005 Ford Explorer Sport Trac 4.0L

4pcs Oxygen O2 02 Sensor for 2004-2010 Ford Explorer 4.0L Upstream + Downstream

O2 Oxygen 02 Sensor for 2004-10 Ford Explorer 4.0L 4.6L Upstream Downstream 4pcs

3pcs Upstream&Downstream For 96-97 Ford Explorer 4.0L V6 O2 Oxygen 02 Sensor

2pcs Upstream + 1pcs Downstream for 1997-00 Ford Ranger 4.0L Oxygen Sensor O2 02