Fitment:
sensor part number 23731-AL61A.
Compatible with Ni-ssan and Infi-niti VQ35DE 3.5L V6 engines which were commonly found in:
for 2001-2004 & for 2013 - 2016 Pathfinder,
for 2002 - up Altima,
for2002 - up Maxima,
for 2003 - 2006 350Z,
for 2003 - up Murano,
for2004 - up Quest,
for2001 -2004 QX4,
for 2002- 2004 I35,
for 2003- 2007 Infi-nity G35,
for 2003 - 2008 Infi-niti FX35,
for 2006- 2008 Infi-nity M35 and other models.

Ensure fit – to make sure this part fits your model and trim level of your exact vehicle
Please look closely at the pictures!