4 Pcs O2 Oxygen Sensor 2 Upstream & 2 Downstream for Nissan Altima 3.5L 04-08

4 X O2 Oxygen Sensor 2 Upstream & 2 Downstream for Nissan for Maxima 2004-2008 3.5L Application: for Nissan Altima 3.5L 2004-2005for Nissan for Maxima 3.5L 2004-2008for Nissan Murano 3.5L 2004-2007for Nissan Quest 3.5L 2004-2006 Type Oxygen Sensor Pin 4,4,6,6 Reference Part Number: 234-5060, 234-4296, 2345060, 2344296, SG1306, ES20220 Position: Upstream & Downstream Package Include: 4Pcs Oxygen Sensors(Upstream & Downstream) as Pictured Features: -Our oxygen sensors are designed to determine the oxygen content of the exhaust gas and to improve the fuel efficiency of the vehicle. -With high quality materials that ensure improved performance and long lasting durability. -These sensors facilitate easy installation and are corrosion resistant. -Tough and highly efficient oxygen sensor is a must for vehicles used for off road applications. -Our oxygen sensor is one of the good choices that you can include on top of your list. -Our top quality oxygen sensors can boost the optimum capacity of your car. Please check OE# with listed pictures above and make sure it fits you vehicle.