New Upstream+Downstream O2 Oxygen Sensor for 2008-2010 Ford Taurus Flex 3.5L

4pcs O2 Oxygen Sensor Upstream+Downstream For 2013-2015 Ford Explorer 3.5L .

4Pcs Upstream & Downstream O2 Oxygen Sensor For 2013-15 Ford Explorer 3.5L Turbo

4pcs O2 Oxygen Sensor Upstream+Downstream For Ford Flex 3.5L Turbo 2011-2015

4pcs O2 Oxygen Sensor Upstream+Downstream For Ford Explorer 3.5L Turbo 2013-2015

4 Upstream+Downstream O2 Oxygen Sensor For 2013-2015 Ford Explorer 3.5L nonTurbo

4pcs O2 Oxygen Sensors Upstream & Downstream For 2011-2014 Ford Edge 3.5L 3.7L

4PCS Brand OEM Upstream & Downstream Oxygen O2 Sensor For Ford Flex Taurus 3.5L