Compatibility: 2006 Infiniti Q45 4.5L 2004-2006 Infiniti QX56 5.6L 2004-2006 Nissan Altima 3.5L 2005-2006 Nissan Armada 5.6L 2004-2008 Nissan Maxima 3.5L 2004-2007 Nissan Murano 3.5L 2004 Nissan Pathfinder Armada 5.6L 2004-2009 Nissan Quest 3.5L 2004-2006 Nissan Titan 5.6L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
