{"product_id":"walker-250-25018-oxygen-sensor","title":"Walker 250-25018 Oxygen Sensor","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-25018\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-25018 is designed specifically for select BMW and Mercedes-Benz models, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon male connector for secure and accurate installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for improved response time\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW 1 Series M, 3 Series, 5 Series, and Mercedes-Benz C-Class, SLK, X3, X5, and Z4 models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e5-wire configuration with 20 gauge wire for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003e57.6 inches wiring harness length and 61.14 inches overall length for flexible installation\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-25018) is engineered to meet the exact specifications of various BMW and Mercedes-Benz vehicles, including the BMW 135i, 328i xDrive, 530xi, and Mercedes-Benz C63 AMG and SLK250. The heated sensor type allows for faster warm-up times, which helps the engine control unit (ECU) maintain optimal air-fuel ratios more efficiently. The sensor’s 5-wire design and 20 gauge wire ensure accurate and stable signal transmission, while the radiused polygon male connector provides a secure and precise fit to the vehicle’s wiring harness.\u003c\/p\u003e\u003cp\u003eThe threaded mounting type with an 18.0 mm thread diameter allows for straightforward installation in the exhaust system. With a wiring harness length of 57.6 inches and an overall length of 61.14 inches, this sensor offers sufficient reach for proper placement without excess slack.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts that meet or exceed OEM standards. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with factory-installed components. Choosing Walker Products OE means selecting a sensor designed to integrate seamlessly with your vehicle’s emission control system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper fuel mixture control\u003c\/li\u003e\n\u003cli\u003eResolves engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eHelps reduce emissions and pass state inspection tests\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling and poor fuel economy caused by sensor failure\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Use appropriate tools to remove the old sensor and install the new one with the correct torque to prevent damage to the threaded mounting. Verify the connector shape and gender match the vehicle’s wiring harness for a secure connection. It is recommended to inspect the wiring harness for any damage before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Walker typically offers coverage consistent with OEM replacement parts. Always consult product documentation or the manufacturer for warranty information.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":51870208786613,"sku":"DKHD-250-25018","price":137.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025018_Fro.jpg?v=1774891774","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25018-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}