{"product_id":"walker-350-34207-oxygen-sensor","title":"Walker 350-34207 Oxygen Sensor","description":"\u003ch2\u003eOverview of Walker 350-34207 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34207 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the A4, A6, and TT series. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance through precise air-fuel mixture readings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi and Volkswagen vehicles\u003c\/li\u003e\n\u003cli\u003e72.36 inches wiring harness length for flexible installation\u003c\/li\u003e\n\u003cli\u003e22 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 type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 75.91 inches for proper fitment\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 reliable emission control components tailored to exact vehicle specifications. The line emphasizes quality and compatibility, ensuring that parts like the 350-34207 oxygen sensor meet OEM standards for fit and function on Audi and Volkswagen models.\u003c\/p\u003e\u003ch2\u003eProduct Description and Attributes\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34207 oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving emission control efficiency. Its 4-wire design includes two wires for the heater circuit and two for the sensor signal, supporting accurate oxygen level detection. The wiring harness length of 72.36 inches and overall length of 75.91 inches provide ample reach for installation in the engine bay. The radiused polygon male connector ensures a secure and precise connection to the vehicle’s wiring harness. The sensor mounts via a threaded fitting with an 18.0 mm diameter, matching factory specifications for a direct replacement.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEmission control sensor replacement for Audi A4, A4 Quattro, A6, A6 Quattro, A8 Quattro, Allroad Quattro, Clasico, S4, TT, and TT Quattro\u003c\/li\u003e\n\u003cli\u003eSuitable for Volkswagen EuroVan and Jetta models requiring a specific fit oxygen sensor\u003c\/li\u003e\n\u003cli\u003eAddresses issues such as poor fuel economy, rough idling, and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves engine performance by providing accurate air-fuel mixture data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Walker 350-34207 oxygen sensor requires removal of the old sensor from the threaded mounting point. Ensure the engine is cool before beginning work to avoid burns. The 4-wire connector should be matched carefully to the vehicle’s wiring harness, noting the radiused polygon shape and male connector orientation. Use appropriate tools to avoid damaging the sensor threads during installation. Verify sensor wiring and connector engagement before completing the installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet or exceed OEM specifications for durability and performance. While specific warranty details for part number 350-34207 are not provided here, Walker typically offers coverage against defects in materials and workmanship. This oxygen sensor is designed to maintain emission control system integrity and support compliance with environmental regulations.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":51870211506357,"sku":"DKHD-350-34207","price":72.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034207_Fro.jpg?v=1774892014","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34207-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}