{"product_id":"walker-250-25052-oxygen-sensor","title":"Walker 250-25052 Oxygen Sensor - Upstream or Upstream Left","description":"\u003ch2\u003eOverview of Walker 250-25052 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25052 oxygen sensor is designed specifically for select Audi and Volkswagen models, including the A8 Quattro, Beetle, and Touareg. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi A8 Quattro, Volkswagen Beetle, and Touareg\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 65.47 inches for flexible installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire with 5 wires for reliable signal transmission\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 69.02 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25052 oxygen sensor is a heated sensor designed to provide accurate oxygen level readings to the engine control unit (ECU). Its 5-wire configuration and 20 gauge wiring ensure consistent electrical signals, while the 65.47-inch wiring harness length allows for convenient routing in the engine bay. The sensor features a radiused polygon male connector that matches the original equipment specifications, ensuring a secure and reliable connection. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the exhaust system. This sensor is engineered for specific fitment on Audi A8 Quattro, Volkswagen Beetle, and Touareg models, ensuring compatibility and performance.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products OE line, which focuses on delivering original equipment quality and fitment. Walker Products OE sensors are designed to meet or exceed OEM specifications, providing reliable emissions control and durability. The 250-25052 sensor maintains the standards expected from Walker's OE line, ensuring it integrates seamlessly with the vehicle's existing systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by maintaining proper combustion\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports optimal catalytic converter performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-25052 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct 18.0 mm socket for removal and installation to prevent damage to the sensor or threads. Verify the radiused polygon male connector aligns properly with the vehicle harness before securing. Route the 65.47-inch wiring harness away from hot exhaust components and moving parts to prevent damage. Follow vehicle-specific torque specifications to ensure proper mounting.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors, including the 250-25052, are manufactured to meet strict quality standards for durability and performance. This part undergoes rigorous testing to ensure reliable operation under various driving conditions. Please refer to Walker's warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533177356469,"sku":"DKHD-250-25052","price":114.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025052_Fro.jpg?v=1774891784","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25052-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}