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4Pcs O2 Oxygen Sensor Upstream & Downstream for 323i 325i X3 X5 E39 E46

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<li&g1、Pretested, precise and high quality oxygen sensor.</li&g <li&g2、Designed to improve fuel economy while reducing harmful emissions.</li&g <li&g3、Helps the engine run efficiently in perfect air-gas ratio.</li&g <li&g4、Improve engine response and performance.</li&g <li&g5、Fit for 323i 325i X3 X5 E39 E46.</li&g <li&gOxygen sensor is an electronic device that measures the proportion of oxygen in the gas or liquid being analyzed. It is positioned in the exhaust pipe and can detect the ratio of air and gasoline. </li&g <li&g </li&g <li&gFeatures: </li&g <li&g </li&g <li&g </li&g <li&g Pretested, precise and high quality oxygen sensor. </li&g <li&g </li&g <li&g </li&g <li&g Designed to improve fuel economy while reducing harmful emissions. </li&g <li&g </li&g <li&g </li&g <li&g Helps the engine run efficiently in perfect air-gas ratio. </li&g <li&g </li&g <li&g </li&g <li&g Improve engine response and performance. </li&g <li&g </li&g <li&g </li&g <li&g Direct replacement for the original one. Easy installation. </li&g <li&g </li&g <li&g </li&g <li&g Fit for 323i 325i X3 X5 E39 E46. </li&g <li&g </li&g <li&g </li&g <li&g </li&g <li&gSpecification: </li&g <li&gCondition: 100% Brand New </li&g <li&gMaterial: Metal + Plastic </li&g <li&gColor: as picture show </li&g <li&gReference Part Number: 1781433050, 11781433075, 11781433940, 11781742050, 234-4672, 234-4683, 2344672, 2344683, SG1108, ES10899, ES10857, 15109, 13477, 250-24611, 250-24392, 0258005109, 025800347 </li&g <li&gSize: as picture shows </li&g <li&gPackage Weight: approx.564g/20oz </li&g <li&g </li&g <li&gFitment: </li&g <li&g </li&g <li&g </li&g <li&gfor 323CI 2000 E 46 M 52 L6-2.5L Upstream and Downstream </li&g <li&g </li&g <li&gfor 323I 1999-2000 E 46 M 52 L6-2.5L Upstream and Downstream </li&g <li&gfor 325CI 2001-2003/03 E 46 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor 325I 2001-2003/03 E 46 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor 325XI 2001-2005 E 46 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor 328CI 2000 E 46 M 52 L6-2.8L Upstream and Downstream </li&g <li&gfor 328I 1999-2000 E 46 M 52 L6-2.8L Upstream and Downstream </li&g <li&gfor 330CI 2001-2003/03 E 46 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor 330I 2001-2003/03 E 46 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor 330XI 2001-2005 E 46 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor 525I 2001-2003/03 E 39 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor 528I 1999-2000 E 39 M 52 L6-2.8L Upstream and Downstream </li&g <li&gfor 530I 2001-2003/03 E 39 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor X3(M/T) 2004-2005 E 83 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor X3(M/T) 2004-2006 E 83 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor X5 2001-2006 E 53 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor Z3 1999-2000 E 36 M 52 L6-2.8L Upstream and Downstream </li&g <li&gfor Z3 2001-2002 E 36 M 54 L6-3.0L Upstream and Downstream </li&g <li&gfor Z4 2003-2005 E 85 M 54 L6-2.5L Upstream and Downstream </li&g <li&gfor Z4 2003-2005 E 85 M 54 L6-3.0L Upstream and Downstream </li&g <li&g </li&g <li&gPackage List: </li&g <li&g4 * Oxygen Sensor</li&g

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