{"product_id":"walker-250-25064-oxygen-sensor","title":"Walker 250-25064 Oxygen Sensor - Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 250-25064 Oxygen Sensor for Audi Vehicles\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25064 oxygen sensor is designed specifically for select Audi models, including the A8 Quattro, S4, and S5. This heated oxygen sensor provides accurate emissions control by monitoring exhaust gases and ensuring optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 5-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi A8 Quattro, S4, and S5 models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e29.65-inch wiring harness length with 20 gauge wire\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 33.19 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 250-25064) features a heated sensor type that allows for faster warm-up times and improved emissions monitoring. The sensor includes a 5-wire setup with 20 gauge wiring, ensuring reliable electrical performance. Its 29.65-inch wiring harness length and 33.19-inch overall length provide sufficient reach for installation in the exhaust system of compatible Audi vehicles. The sensor mounts via a threaded connection with an 18.0 mm thread diameter, and the radiused polygon male connector ensures a secure and precise fit.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts designed to meet or exceed factory specifications. This oxygen sensor is part of the Walker Products OE range, which emphasizes precise fitment and reliable performance for emission control components. Using parts from this line helps maintain the integrity of your vehicle's emissions system and supports compliance with environmental standards.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for Audi A8 Quattro, S4, and S5\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 air-fuel mixture monitoring\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing correct exhaust gas data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-25064 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use appropriate anti-seize compound on the threads to prevent seizing during future removal. Verify the radiused polygon male connector aligns correctly with the vehicle’s wiring harness to avoid connection issues. It is recommended to disconnect the battery before installation to prevent electrical shorts.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and accuracy. The 250-25064 part is backed by Walker’s quality assurance protocols, providing confidence in its performance and longevity. Please refer to Walker’s official documentation for specific warranty details.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533211795637,"sku":"DKHD-250-25064","price":112.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025064_Fro.jpg?v=1774891787","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25064-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}