ITEM NAME:2Pcs Car O2 Oxygen Sensor SG1849 for Chrysler Jeep Dodge Mitsubishi 23159 1 N3E7 2Pcs Car O2 Oxygen Sensor SG1849 for Chrysler Jeep Dodge Mitsubishi 23159 1 N3E7 Pretested, precise and high quality oxygen sensor. Designed to improve fuel economy and reduce harmful emissions. Helps the engine run efficiently in perfect air-gas ratio. Enhances engine response and performance. Direct replacement for the original one, plug and play. Fit for Chrysler Ram Jeep Dodge. Material: metal Color: black + copper Manufacturer Part Numbers: 23159, SG1849, 234-4587, 15510 Fitment: 2007-10 for Chrysler 300 O2 Oxygen Sensor Downstream for V6 2.7L 2007-10 for Chrysler 300 O2 Oxygen Sensor Downstream for V6 3.5L Driver Side 2007-09 for Chrysler Aspen O2 Oxygen Sensor Upstream for V8 5.7L 2007-08 for Chrysler Pacifica O2 Oxygen Sensor Downstream for V6 2008-10 for Dodge Avenger O2 Oxygen Sensor Upstream for V6 3.5L 2008-10 for Dodge Avenger O2 Oxygen Sensor Downstream for V6 3.5L 2008-10 for Dodge Avenger O2 Oxygen Sensor Upstream for V6 2.7L 2008-10 for Dodge Avenger O2 Oxygen Sensor Downstream for V6 2.7L 2004-07 for Dodge Caravan O2 Oxygen Sensor Upstream for L4 2.4L 2008-10 for Dodge Challenger O2 Oxygen Sensor Downstream for V8 6.1L 2008-10 for Dodge Challenger O2 Oxygen Sensor Upstream for V8 6.1L Package includes 2* oxygen sensor