{"product_id":"walker-250-25008-oxygen-sensor","title":"Walker 250-25008 Oxygen Sensor - Upstream, Upstream Front or Upstream Left","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-25008\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-25008 is designed for precise emission control in select Audi, Bentley, Porsche, and Volkswagen vehicles. 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 Audi A4, A8 Quattro, Volkswagen Beetle, Porsche Cayenne, and more\u003c\/li\u003e\n\u003cli\u003e56.61 inches wiring harness length with 5 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 60.16 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products OE is engineered to meet the exact specifications required by various European and German automotive manufacturers. The heated sensor element allows for quicker activation, reducing the time the engine runs in open loop mode. With a 5-wire configuration and 20 gauge wire, the sensor provides reliable signal transmission and durability. The radiused polygon male connector ensures a precise and secure fit, minimizing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in compatible exhaust systems.\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 that match or exceed factory specifications. This oxygen sensor 250-25008 is part of that line, ensuring compatibility and performance for specific vehicle applications. The OE line emphasizes precise fitment and reliable operation, making it suitable for emission control systems in Audi, Bentley, Porsche, and Volkswagen models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAudi A4 and A4 Quattro\u003c\/li\u003e\n\u003cli\u003eAudi A8 Quattro\u003c\/li\u003e\n\u003cli\u003eBentley Continental\u003c\/li\u003e\n\u003cli\u003ePorsche Cayenne and 911 models\u003c\/li\u003e\n\u003cli\u003eVolkswagen Beetle, EuroVan, R32, Touareg, TT, and TT Quattro\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect air-fuel mixture readings causing poor fuel economy\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to sensor failure\u003c\/li\u003e\n\u003cli\u003eEngine performance issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cooled down before sensor replacement\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for the 18.0 mm threaded mounting\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle harness (radiused polygon male)\u003c\/li\u003e\n\u003cli\u003eHandle wiring harness carefully to avoid damage to the 5-wire assembly\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for sensor location and torque specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards for durability and performance. While specific warranty details may vary, these sensors typically come with a limited warranty covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533060735157,"sku":"DKHD-250-25008","price":109.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025008_Fro_193352ea-c0c1-4fea-ba4d-11d08822a300.jpg?v=1774891772","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25008-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}