4pcs Upstream + Downstream for 2001-2003 Ford Ranger 4.0L Oxygen Sensor O2 02

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

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

For 97-2000 Ford Ranger 4.0L O2 02 Oxygen Sensor Heated 2pcs Upstream Downstream

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

Set 4 Oxygen O2 02 Sensor for 96-06 Ford Ranger 4.0L w/ 24" Upstream Downstream