{"product_id":"walker-250-25125-oxygen-sensor","title":"Walker 250-25125 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-25125 Oxygen Sensor for Subaru\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25125 oxygen sensor is designed specifically for Subaru Forester and WRX models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 5 wires for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Subaru Forester and WRX vehicles\u003c\/li\u003e\n\u003cli\u003e9.05-inch wiring harness length for convenient installation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 11.81 inches for proper fitment\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement for durability and signal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-25125) is engineered to meet the exact specifications of Subaru Forester and WRX models. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings. The sensor includes a 9.05-inch wiring harness and a radiused polygon female connector, ensuring a precise and secure electrical connection. With a 5-wire configuration and 20 gauge wire measurement, this sensor supports reliable signal transmission and durability under demanding conditions. The threaded mounting type with an 18.0 mm thread diameter allows for straightforward installation and a secure fit.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering emission control components that meet or exceed original equipment standards. This oxygen sensor is part of that line, designed to provide a direct replacement for factory-installed sensors on Subaru vehicles. The OE line emphasizes compatibility, durability, and performance to maintain vehicle emissions compliance and engine efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel mixture readings for Subaru Forester and WRX\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring proper combustion control\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by maintaining correct sensor feedback\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues caused by faulty oxygen sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-25125 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector shape and wire count match the original sensor to ensure compatibility. Properly torque the sensor to manufacturer specifications to prevent leaks or sensor damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards for emission control components. This part undergoes rigorous testing to ensure durability and performance in Subaru Forester and WRX applications. Warranty coverage details should be confirmed with the supplier or manufacturer.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533373604021,"sku":"DKHD-250-25125","price":105.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025125_Fro.jpg?v=1774891802","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25125-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}