{"product_id":"walker-350-34419-oxygen-sensor","title":"Walker 350-34419 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor for Mercedes-Benz S320\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34419 oxygen sensor is designed specifically for the Mercedes-Benz S320, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector for secure installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 14.29 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement: 20 gauge\u003c\/li\u003e\n\u003cli\u003eHeated sensor type for faster response\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz S320\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector shape\u003c\/li\u003e\n\u003cli\u003eThread diameter: 18.0 mm\u003c\/li\u003e\n\u003cli\u003eOverall length: 17.83 inches\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34419 oxygen sensor is engineered to meet the exact specifications of the Mercedes-Benz S320. As a heated sensor, it includes an internal heating element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The four-wire design supports both the sensor signal and the heater circuit, ensuring reliable performance. The radiused polygon male connector provides a secure and precise connection, minimizing the risk of electrical issues. With a wiring harness length of 14.29 inches and an overall length of 17.83 inches, this sensor fits seamlessly into the vehicle’s emission control system. The threaded mounting type with an 18.0 mm diameter ensures proper installation and durability.\u003c\/p\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement parts that meet or exceed OEM standards. Walker Products Aftermarket components are designed to offer reliable performance and compatibility, making them suitable for professional repairs and maintenance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel mixture for the Mercedes-Benz S320\u003c\/li\u003e\n\u003cli\u003eReduces engine misfires and rough idling caused by faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate oxygen level readings\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before removing the old sensor to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse a proper oxygen sensor socket for removal and installation\u003c\/li\u003e\n\u003cli\u003eApply anti-seize compound to the sensor threads if not pre-coated\u003c\/li\u003e\n\u003cli\u003eVerify connector compatibility with the radiused polygon male connector\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness length and routing to avoid damage or interference\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. The 350-34419 part number undergoes rigorous testing to ensure durability and accurate sensor readings. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s reliability for Mercedes-Benz S320 applications.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538262622389,"sku":"DKHD-350-34419","price":64.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034419_Fro.jpg?v=1774892076","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34419-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}