{"product_id":"walker-350-35041-oxygen-sensor","title":"Walker 350-35041 Oxygen Sensor - Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 350-35041 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-35041 oxygen sensor is designed for precise emission control in select Audi, BMW, Buick, and Volkswagen models. This heated oxygen sensor ensures accurate air-fuel mixture readings to maintain optimal engine performance and emissions compliance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for models including BMW 545i, 645Ci, 745i, 745Li, Audi A8 Quattro, S3, Volkswagen Touareg, and more\u003c\/li\u003e\n\u003cli\u003e21.18-inch wiring harness length with 5 wires of 20 gauge\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 24.72 inches for proper installation depth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products Aftermarket, part number 350-35041, is engineered to meet the exact specifications of various European and American vehicles. The heated sensor element allows quicker activation, improving fuel efficiency and reducing emissions shortly after engine start. The 5-wire configuration and 20 gauge wire ensure reliable signal transmission, while the radiused polygon male connector provides a secure and precise fit. The threaded mounting type with an 18.0 mm diameter allows straightforward installation in the exhaust system. The wiring harness length of 21.18 inches and overall length of 24.72 inches are designed to accommodate the specific routing requirements of compatible vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is compatible with specific models from Audi, BMW, Buick, and Volkswagen, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW 545i, 645Ci, 745i, 745Li, X5\u003c\/li\u003e\n\u003cli\u003eAudi A8 Quattro, Allroad Quattro, S3\u003c\/li\u003e\n\u003cli\u003eBuick Allure, LaCrosse, Rendezvous\u003c\/li\u003e\n\u003cli\u003eVolkswagen Touareg\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is intended for use in emission control systems to monitor oxygen levels in the exhaust gases, helping the engine control unit adjust fuel delivery for optimal combustion.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to incorrect air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eIncreased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or rough idling caused by sensor malfunction\u003c\/li\u003e\n\u003cli\u003eReduced engine performance linked to inaccurate oxygen sensing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is compatible with part number 350-35041 before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to avoid damaging the threaded mounting or connector\u003c\/li\u003e\n\u003cli\u003eVerify the connector shape and gender match the vehicle harness for a secure fit\u003c\/li\u003e\n\u003cli\u003eInspect wiring harness length and routing to prevent strain or damage\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications for threaded installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket maintains strict quality control standards for the 350-35041 oxygen sensor to ensure reliable performance and durability. This sensor is manufactured to meet or exceed OEM specifications for fit, form, and function. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538451890357,"sku":"DKHD-350-35041","price":103.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35035041_Fro.jpg?v=1774892180","url":"https:\/\/www.partcatalog.com\/products\/walker-350-35041-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}