4PCS Oxygen O2 Sensor Upstream & Downstream for 2005-09 Mercury Mariner V6 3.0L

Walker Downstream Rear Oxygen Sensor for 2011-2012 Ford Escape 3.0L V6 O2 yi

Walker Downstream Rear Oxygen Sensor for 2011 Mercury Mariner 3.0L V6 O2 xx

Walker Downstream Right Oxygen Sensor for 2010-2011 Mazda Tribute 3.0L V6 O2 xb

Walker Downstream Left Oxygen Sensor for 2010-2011 Mazda Tribute 3.0L V6 O2 lc

Bosch Downstream Rear Oxygen Sensor for 2007-2010 Mercury Mariner 3.0L V6 O2 xh

2pcs Upstream+Downstream Oxygen O2 Sensor for Ford Ranger V6 4.0L 3.0L 2001-2011

Walker Downstream Rear Oxygen Sensor for 2011-2012 Ford Escape 3.0L V6 O2 fz