{"product_id":"walker-350-34045-oxygen-sensor","title":"Walker 350-34045 Oxygen Sensor - Downstream, Downstream Left or Downstream Right","description":"\u003ch2\u003eOverview of Walker 350-34045 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34045 oxygen sensor is designed specifically for select BMW models, including the 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, M5, Z3, and Z8. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle's engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW models listed\u003c\/li\u003e\n\u003cli\u003e19.41-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement with 4 wires for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 22.95 inches for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line offers replacement emission control components engineered to meet or exceed OEM specifications. This oxygen sensor from Walker Products Aftermarket is manufactured to provide consistent performance and durability, making it a suitable choice for maintaining the emission systems of BMW vehicles. The product line focuses on delivering reliable sensors that integrate seamlessly with the vehicle’s existing systems.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34045 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission control efficiency. The 19.41-inch wiring harness length and 20 gauge wire ensure proper electrical connectivity and signal integrity. Its radiused polygon female connector and threaded mounting type with an 18.0 mm thread diameter provide a secure and precise fit. This sensor is designed specifically for BMW models such as the 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, M5, Z3, and Z8, ensuring compatibility and reliable operation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen level data\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty sensors\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by optimizing engine management\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-34045 oxygen sensor, ensure the vehicle is compatible with the specific fitment list. Use proper tools to avoid damaging the threaded mounting or connector. Verify the wiring harness length and connector type match the vehicle’s existing setup. It is recommended to replace the sensor when the engine is cool to prevent injury and to apply anti-seize compound on the threads if specified by the vehicle manufacturer.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet industry standards for durability and performance. While specific warranty details for part number 350-34045 should be confirmed with the supplier, Walker typically offers limited warranties covering defects in materials and workmanship. This ensures confidence in the sensor’s reliability for emission control applications in BMW vehicles.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537963778229,"sku":"DKHD-350-34045","price":68.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034045_Fro.jpg?v=1774891956","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34045-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}