OEM 2009-2015 Nissan Maxima Passenger Upstream Oxygen (O2) Sensor.

Installed before the catalytic converters on the exhaust manifold, these sensors often prove to be extremely difficult to remove without destroying the threads when installing an aftermarket downpipe. These sensors are also referred to as a "Air-Fuel Ratio Sensor" by Nissan.

Sold Individually.

Fits:

• 2009-2015 Nissan Maxima (VQ35DE equipped)