{"product_id":"walker-350-34512-oxygen-sensor","title":"Walker 350-34512 Oxygen Sensor - Downstream, Downstream Left or Downstream Right","description":"\u003ch2\u003eOverview of Walker 350-34512 Oxygen Sensor for BMW Models\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34512 oxygen sensor is designed specifically for select BMW vehicles, including the 318i, 318is, 318ti, 750iL, and X5 models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW 318i, 318is, 318ti, 750iL, and X5\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e26.69 inches wiring harness length and 30.24 inches overall length\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 350-34512) is a heated sensor equipped with four wires, allowing for efficient heating and accurate signal output. The sensor’s wiring harness measures 26.69 inches, providing sufficient length for installation in the specified BMW models. The overall length of the sensor is 30.24 inches, and it features a threaded mounting type with an 18.0 mm thread diameter, ensuring a secure and proper fit. The connector is a radiused polygon shape with a female gender, designed to match the factory wiring harness for a direct replacement.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing reliable emission control components that meet or exceed OEM specifications. This oxygen sensor is part of that line, offering a precise fit and function for BMW vehicles requiring specific sensor types. The aftermarket line supports vehicle emissions compliance and engine efficiency through quality sensor design and manufacturing.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for BMW 318i, 318is, 318ti, 750iL, and X5 models\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance problems related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper sensor operation\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by maintaining correct sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-34512 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector shape and wire count match the factory harness before installation. Proper torque should be applied to the 18.0 mm threaded sensor to prevent leaks or sensor damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards for durability and performance. The 350-34512 sensor undergoes rigorous testing to ensure reliable operation in BMW vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538310529205,"sku":"DKHD-350-34512","price":63.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034512_Fro.jpg?v=1774892104","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34512-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}