Marsflex Air Fuel Ratio O2 Oxygen Sensor Upstream 2345060 Compatible with Nissan Quest Maxima Murano Altima Armada Frontier Pathfinder Titan Sentra Infiniti M45 QX56 Replacement 226936M400 12499877

Cautions Please check your vehicle fitment carefully in the product description to avoid any wrong purchase Please check your part pictures with our pictures especially the plug it must be completely same Or it will not fit your car Application Marsflex Oxygen Sensor 2345060 fit for Nissan 20042009 Quest V6 35L 20042008 Maxima 35L 20042007 Murano V6 35L 20042006 Altima V6 35L 20052006 Armada V8 56L 20052006 Frontier V6 40L 20042006 Pathfinder V6 40L 2004 Pathfinder V8 56L 20042006 Titan V8 56L 20052006 XterraV6 40L 20002002 Sentra L4 18L INFINITI 20062010 M45 V8 45L 20082010 M45 V8 45L 20062007 M45 Sport V8 45L 20062008 FX45 V8 45L 2006 Q45 V8 45L 20042006 QX56 V8 56L Durable and Reliable Marsflex O2 sensors feature aerospacegrade stainless steel housing hightemp ceramic core 40950 resistance Lasersealed IP67 protection withstands dustwater Rigorously tested 10000hrs 500 thermal cycles with antiinterference chip for precise signals 80000100000km lifespan backed by12month warranty Proven durability worldwide Easy Installation Total length 179 inch Manufactured to OE specification fit form and function durable and easy installation Warranty 1YEAR WARRANTY ALL Marsflex oxygen sensors are extensively tested during manufacturing to guarantee quality reliability and above all always meet or exceed the original equipment specifications Improve Fuel Economy Marsflex oxygen sensor helps optimize fuel efficiency by providing accurate realtime data to your engines ECU ensuring the ideal airfuel ratio 1471 Over time old sensors degrade causing incorrect fuel mixtures too rich or too lean Replacing them with a highprecision Marsflex sensor restores proper combustion potentially improving fuel economy by 515 while reducing emissions For best performance we recommend replacement every 6000080000 km