{"product_id":"walker-250-23163-oxygen-sensor","title":"Walker 250-23163 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-23163 Oxygen Sensor for Mercedes-Benz\u003c\/h2\u003e\u003cp\u003eThe Walker 250-23163 oxygen sensor is designed specifically for select Mercedes-Benz models including the 380SEC, 420SEL, 560SEC, and 560SEL. This heated oxygen sensor provides accurate emissions control data to help maintain engine efficiency and reduce harmful exhaust emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz 380SEC, 420SEL, 560SEC, and 560SEL\u003c\/li\u003e\n\u003cli\u003e35.94-inch wiring harness length for optimal installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire with 3-wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female 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 39.49 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Attributes\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 250-23163) features a heated sensor element that allows it to reach operating temperature quickly, improving fuel mixture readings and emissions control. The sensor includes a 35.94-inch wiring harness with 20 gauge wires arranged in a 3-wire configuration, ensuring reliable electrical connectivity. The radiused polygon female connector is designed to match the original equipment specifications, providing a secure and precise fit. The sensor mounts via a threaded connection with an 18.0 mm diameter, matching the factory mounting points on compatible Mercedes-Benz vehicles. With an overall length of 39.49 inches, this sensor is engineered for proper placement within the exhaust system.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering direct replacement parts that meet original equipment specifications. This oxygen sensor from the Walker Products OE line is engineered to provide the same fit, form, and function as the factory-installed sensor on Mercedes-Benz 380SEC, 420SEL, 560SEC, and 560SEL models. Using parts from this line helps maintain vehicle performance and emissions compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper air-fuel mixture control\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003ePrevents poor fuel economy caused by faulty sensor readings\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light codes related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-23163 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use anti-seize compound on the threads if recommended by the vehicle manufacturer to prevent seizing. Connect the radiused polygon female connector securely to the vehicle’s wiring harness. Verify the wiring harness length and connector type match the original sensor to avoid fitment issues. Proper torque specifications should be followed to avoid damage to the sensor or exhaust components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. The 250-23163 sensor undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Walker Products OE parts typically include a limited warranty against defects in materials and workmanship to provide confidence in product quality.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531523063989,"sku":"DKHD-250-23163","price":76.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25023163_Fro.jpg?v=1774891535","url":"https:\/\/www.partcatalog.com\/products\/walker-250-23163-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}