{"product_id":"walker-350-34020-oxygen-sensor","title":"Walker 350-34020 Oxygen Sensor - Downstream, Downstream Rear or Downstream Right","description":"\u003ch2\u003eOverview of Walker 350-34020 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34020 oxygen sensor is designed specifically for select Audi, Porsche, and Volkswagen models. 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 oxygen sensor with 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi A3, Porsche Cayenne, Volkswagen GTI, Jetta, and more\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter for secure installation\u003c\/li\u003e\n\u003cli\u003e18.23-inch wiring harness length with radiused polygon male connector\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 22 for durability and signal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products Aftermarket oxygen sensor (part number 350-34020) features a heated sensor element that allows for faster warm-up times and improved emissions control. The sensor’s 4-wire configuration supports both the heating element and signal wires, ensuring consistent performance. With a wiring harness length of 18.23 inches and an overall length of 21.77 inches, this sensor is engineered for precise fitment and ease of installation. The radiused polygon male connector provides a secure and reliable electrical connection, while the threaded mounting type with an 18.0 mm diameter ensures proper sealing and positioning in the exhaust system.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on delivering reliable emission control components that meet or exceed OEM specifications. This oxygen sensor is part of that line, offering a direct replacement solution tailored for specific vehicle applications. The product line emphasizes quality construction and compatibility, making it suitable for maintaining factory-level emissions performance on Audi, Porsche, and Volkswagen vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Audi A3 and A3 Quattro models\u003c\/li\u003e\n\u003cli\u003eFits Porsche Cayenne and Volkswagen Touareg SUVs\u003c\/li\u003e\n\u003cli\u003eSuitable for Volkswagen GTI, Jetta, Bora, and R32 models\u003c\/li\u003e\n\u003cli\u003eAlso compatible with Audi RS4, S6, and S8 performance sedans\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain proper emissions control and engine efficiency\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 sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for the 18.0 mm threaded mounting to prevent damage\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle’s wiring harness (radiused polygon male)\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness length (18.23 inches) for proper routing and fit\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for sensor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors undergo rigorous testing to meet emission standards and durability requirements. The 350-34020 sensor is manufactured to provide consistent performance and long service life. While specific warranty details may vary, Walker Products Aftermarket parts typically include coverage against defects in materials and workmanship to ensure customer confidence.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537954603189,"sku":"DKHD-350-34020","price":62.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034020_Fro_ce67c48a-841e-4d46-8980-7b04e3aa3c45.jpg?v=1774891950","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34020-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}