Compatibility: 2008-2010 Infiniti EX35 3.5L 2009-2011 Infiniti FX35 3.5L 2008 Infiniti G35 3.5L 2009-2010 Infiniti G37 3.7L 2009-2010 Infiniti M35 3.5L 2011 Infiniti M37 3.7L 2008-2009 Nissan 350Z 3.5L 2009-2010 Nissan 370Z 3.7L 2011-2012 Nissan Frontier 4.0L 2011-2012 Nissan Pathfinder 4.0L 2011-2012 Nissan Xterra 4.0L 2011-2012 Suzuki Equator 4.0L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
