2PCS Downstream Oxygen O2 Sensor OEM for BMW E39 E46 Z4 Z3 X3 X5 E53 11781433940
2PCS Downstream Oxygen O2 Sensor OEM for BMW E39 E46 Z4 Z3 X3 X5 E53 11781433940 Items Description Have any questions, please contact us first and we will do our best to solve it for you. Lifetime Warranty，feel free to buy without worries. Original standard, direct replacement for the old or broken one. Made with high quality material for maximum durability... Package included 2X Downstream O2 Oxygen Sensor（15% increase in performance and energy） FeatureHigh PerformanceCorrosion-resistant stainless steel construction PTFE filter blocks efficiency-robbing contaminants Refined zirconia element improves sensor response Superior design maximizes engine performance and fuel efficiency while reducing fuel consumption and harmful emissions Ensures smog test compliance Ready to use, Direct Replacement Built to strict quality control standards 100% Factory tested Part Number/OEM Number234-4683, 11781433940 Compatible Vehicle(for reference only)MakeModelYearSeriesEngine CodeEngineLocationBMW323CI2000E 46M 52L6-2.5LUpstream and DownstreamBMW323I1999-2000E 46M 52L6-2.5LUpstream and DownstreamBMW325CI2001-2003/03E 46M 54L6-2.5LUpstream and DownstreamBMW325I2001-2003/03E 46M 54L6-2.5LUpstream and DownstreamBMW325XI2001-2005E 46M 54L6-2.5LUpstream and DownstreamBMW328CI2000E 46M 52L6-2.8LUpstream and DownstreamBMW328I1999-2000E 46M 52L6-2.8LUpstream and DownstreamBMW330CI2001-2003/03E 46M 54L6-3.0LUpstream and DownstreamBMW330I2001-2003/03E 46M 54L6-3.0LUpstream and DownstreamBMW330XI2001-2005E 46M 54L6-3.0LUpstream and DownstreamBMW525I2001-2003/03E 39M 54L6-2.5LUpstream and DownstreamBMW528I1999-2000E 39M 52L6-2.8LUpstream and DownstreamBMW530I2001-2003/03E 39M 54L6-3.0LUpstream and DownstreamBMWX3(M/T)2004-2005 E 83M 54L6-2.5LUpstream and DownstreamBMWX3(M/T)2004-2006E 83M 54L6-3.0LUpstream and DownstreamBMWX52001-2006E 53M 54L6-3.0LUpstream and DownstreamBMWZ31999-2000E 36M 52L6-2.8LUpstream and DownstreamBMWZ32001-2002E 36M 54L6-3.0LUpstream and DownstreamBMWZ42003-2005E 85M 54L6-2.5LUpstream and DownstreamBMWZ42003-2005E 85M 54L6-3.0LUpstream and DownstreamAbout Us We are a professional auto parts manufacturer We offer 100% customer satisfaction. Please check our store for other car and truck parts. Please leave us positive feedback if you are satisfied with the item. But in case you aren't satisfied the item, please kindly let us know, we will try our best to solve it. Thank you for reading. Highly appreciated your order and hope you have good buying experience in our store. NOTE: Please make sure the part numbers match the part you are replacing.Please check our photos and make sure the part shown looks identical to your stock one. .ShippingPaymentReturn PolicyAbout UsContact us:Shipping The item will be shipped out within SAME business day upon the payment is completed. Our regular carrier is FedEx, USPS, and UPS. Please feel free to message us through eBay if you have not received tracking info after two business days, we will be happy to provide it to you. We have two warehouses, located in California and Kentucky. The goods are dispatched from which warehouse is closest to the address. Sometimes due to inventory reasons, it will be sent from a far away warehouse. Hope you can understand. PaymentWe accept PayPal , your order will be shipped out when your transaction status is clear. Please do make sure your address is correct. We only ship to confirmed address. Note: If you are failed to pay in 5 business days, an Unpaid payment will be filled.Return Policy We can only issue an exchange if the item is received defective or incorrect item shipped. All exchange items MUST be in brand new condition which means the item is never installed and kept in the original packaging, otherwise a 15% restocking fees will be charged. Professional installation is highly recommended. Buyer assumes all risk on shipment and usage. We will not resend product before we get the returned item from customers. If your item is defective or damaged, let us know within 30 days of your purchase and you can return it for a new one or a full refund with no questions asked.About UsWe are a professional auto parts manufacturer We offer 100% customer satisfaction. Please check our store for other car and truck parts. Please leave us positive feedback if you are satisfied with the item. But in case you aren't satisfied the item, please kindly let us know, we will try our best to solve it. Thank you for reading. Highly appreciated your order and hope you have good buying experience in our store. NOTE: Please make sure the part numbers match the part you are replacing. Please check our photos and make sure the part shown looks identical to your stock one. .Contact us:1. Negative feedback will not help resolve any problems you have, please contact us via eBay messages before leaving negative feedback, our customer service will make best effort to help you with the issues. 2. We maintain high standards of excellenceand strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately Before you give us neutral or negative feedback, so that we can satisfactorily address your concerns.TypeSensorBrandACSManufacturer Part Number234-4683, 2344683, 234 4683, 11781433940Manufacturer WarrantyLifetimeOther Part Number11781433940, 0258005109, 250-24392Interchange Part Number11781433940, 234-4683, 2344683, 11787513963Placement on VehicleRearSensor TypeOxygen SensorNumber of Sensors2FeaturesDirect Fit, Easy InstallationOE/OEM Part Number11781433940, 234-4683Package contents:2X Downstream Oxygen Sensor Product description:15% increase in performance and energy