{"product_id":"walker-350-34093-oxygen-sensor","title":"Walker 350-34093 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor for Toyota Highlander\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34093 oxygen sensor is designed specifically for Toyota Highlander models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon female connector for secure installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 29.06 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 Toyota Highlander\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration with radiused polygon female connector\u003c\/li\u003e\n\u003cli\u003eThread diameter: 18.0 mm\u003c\/li\u003e\n\u003cli\u003eOverall length: 32.6 inches\u003c\/li\u003e\n\u003cli\u003eThreaded mounting for reliable attachment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components engineered to meet or exceed OEM specifications. The line emphasizes precise fitment and durability, making it suitable for specific vehicle applications such as the Toyota Highlander. The 350-34093 sensor maintains the quality standards expected from Walker while offering a direct replacement solution.\u003c\/p\u003e\u003ch2\u003eProduct Description and Features\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34093 oxygen sensor is a heated sensor designed to provide accurate air-fuel mixture readings to the engine control unit. Its four-wire design includes a heating element that allows the sensor to reach operating temperature quickly, improving emissions control and fuel efficiency. The sensor’s 18.0 mm threaded mounting ensures a secure fit in the exhaust system, while the radiused polygon female connector facilitates a reliable electrical connection. With a wiring harness length of 29.06 inches and an overall length of 32.6 inches, this sensor is tailored for the Toyota Highlander’s specific requirements.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper engine management\u003c\/li\u003e\n\u003cli\u003eHelps reduce exhaust emissions by maintaining correct air-fuel ratio\u003c\/li\u003e\n\u003cli\u003eResolves engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring efficient combustion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-34093 oxygen sensor on a Toyota Highlander, ensure the sensor is threaded securely into the exhaust manifold or pipe without cross-threading. Verify the connector matches the vehicle’s wiring harness to avoid electrical issues. It is recommended to use anti-seize compound on the threads to facilitate future removal. Always disconnect the battery before installation to prevent electrical shorts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. The 350-34093 part number undergoes rigorous testing to ensure durability and reliable performance in emission control systems. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to support long-term use in Toyota Highlander vehicles.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537994121397,"sku":"DKHD-350-34093","price":62.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034093_Fro.jpg?v=1774891969","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34093-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}