{"product_id":"walker-350-34590-oxygen-sensor","title":"Walker 350-34590 Oxygen Sensor - Downstream, Downstream Front or Upstream","description":"\u003ch2\u003eOverview of Walker 350-34590 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34590 oxygen sensor is designed specifically for select Ford and Mazda vehicles, including the Aspire, Millenia, and MPV models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Ford Aspire, Mazda Millenia, and MPV\u003c\/li\u003e\n\u003cli\u003e31.81-inch wiring harness length for flexible installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 35.35 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products Aftermarket is engineered with a heated sensor element to reduce warm-up time, improving emissions control efficiency shortly after engine start. The 4-wire design includes two wires for the heating element and two for the sensor signal, ensuring reliable operation. The wiring harness length of 31.81 inches provides sufficient reach for installation in the engine bay, while the 20 gauge wire supports durability and signal integrity. The radiused polygon male connector is designed for a secure and precise fit, minimizing the risk of disconnection or corrosion. The sensor mounts via a threaded connection with an 18.0 mm diameter, matching OEM specifications for the compatible Ford and Mazda models.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line Information\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket offers a range of emission control components designed to meet or exceed OEM standards. This oxygen sensor is part of their sensor lineup, focusing on reliable performance and fitment for specific vehicle applications. The product line emphasizes compatibility and quality, providing replacement parts that integrate seamlessly with factory systems.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for Ford Aspire, Mazda Millenia, and MPV\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance issues 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 efficiency by maintaining correct sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires removal of the old oxygen sensor and threading the Walker 350-34590 sensor into the exhaust manifold or pipe. Ensure the connector matches the vehicle’s wiring harness and that the sensor is tightened to the recommended torque specification. The 31.81-inch wiring harness length allows for flexible routing, but avoid sharp bends or contact with hot engine components. It is advisable to use anti-seize compound on the threads to facilitate future removal.\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. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps maintain compliance with emissions regulations and supports long-term vehicle reliability.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538369740981,"sku":"DKHD-350-34590","price":60.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034590_Fro.jpg?v=1774892126","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34590-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}