2pcs Upstream & Downstream Oxygen 02 Sensor O2 for 2005 2006 2007 Dodge Caravan

Compatibility: 2005-2007 2009-2010 Chrysler PT Cruiser 2.4L 2005-2007 Chrysler Sebring 2.4L 2004-2007 Dodge Caravan 2.4L 2005-2006 Dodge Stratus 2.4L 2004 Jeep Liberty 2.4L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .