Oxygen o2 02 Sensor Upstream for 2001-2003 Ford Explorer Sport 4.0L

2pcs O2 02 Oxygen Sensor for 2007 2008-2010 Ford Explorer Sport Trac 4.0L 15664

New O2 Oxygen Sensor Down/Upstream For Ford Explorer 96-05 4.0L 4.6L 234-4127

02 Oxygen O2 Sensor for 04-05 Ford Explorer Sport Trac 4.0L Front &Rear 2pcs

2Pcs Upstream Oxygen O2 Sensor For 1999-2003 Ford Explorer 2001-2011 Ranger 4.0L

2pcs Oxygen Sensor Upstream Downstream for 04-05 Ford Explorer Sport Trac 4.0L