YCT Oxygen O2 Sensor Upstream Downstream Fits 15525 For Nissan Altima Sentra X-Trail Maxima Murano Quest Infiniti FX45 M45 Q45

?IMPORTANT? ?Pls carefully verify your year, make, model in the product details or check your parts pictures, parts No. with ours before purchasing so as to prevent wrong purchasement and unnecessary expenses. ?If you find the parts not fit your car when you received, pls kindly send it back with undamaged package. Thank you! Fits: Position: Upstream Nissan Nissan Altima 2.5L 2002-2003 Upstream Nissan Sentra 2.5L 2002-2003 Upstream Nissan Sentra 2.5L 2004-2005 Upstream; Automatic trans.; S Model; SE-R Model; Nissan Sentra 2.5L 2004-2005 Upstream; Standard trans.; S Model; SE-R Spec V; Nissan X-Trail 2.5L 2005-2006 Upstream; LE Model; SE Model; XE Model; Infiniti Infiniti FX45 4.5L 2003-2006 Upstream Right Infiniti M45 4.5L 2003-2004 Upstream Right Infiniti Q45 4.5L 2002-2006 Upstream Right Position: Downstream Nissan Nissan Altima 2.5L 2004-2006 Downstream Nissan Altima 3.5L 2005-2006 Downstream; Located After Secondary Converter; Nissan Sentra 2.5L 2003-2006 Downstream Nissan Maxima 3.5L 2004-2008 Downstream; Located After Primary Converter; Nissan Murano 3.5L 2003-2007 Downstream Nissan Quest 3.5L 2004-2009 Downstream Infiniti Infiniti M45 4.5L 2003-2004 Downstream Left Infiniti Q45 4.5L 2002-2006 Downstream Left ?1 Year Warranty ?US Stock ?Fulfilled by Amazon ?100% Tested Before On Sale ?Top OEM Quality If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you.  If you are satisfied with our products and services, please give us a five-star rating, thank you!