3pcs 2 Upstream+ 1 Downstream Oxygen Sensor for 1996-1997 Ford Explorer 4.0L

ACEON Upstream O2 Oxygen Sensor For 1996-1998 Ford Explorer 4.0 28TT4

Upstream/Downstream OEM Oxygen O2 Sensor for Ford Escape Mazda Tribute 234-4045

ACEON Upstream O2 Oxygen Sensor For 1999-2002 Ford Explorer 4.0 ELONB

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

2pcs Oxygen O2 Sensor Upstream&Downstream For 2004-2010 Ford Explorer V6 4.0L

ACEON Downstream O2 Oxygen Sensor For 1996-2000 Ford Explorer 4.0 PQWK8

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