{"product_id":"walker-250-24653-oxygen-sensor","title":"Walker 250-24653 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of Walker 250-24653 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 250-24653 oxygen sensor is designed specifically for select Chevrolet and Mitsubishi models, including the Astra, Lancer, and Outlander. 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 with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Chevrolet Astra and Mitsubishi Lancer, Outlander\u003c\/li\u003e\n\u003cli\u003e19.21-inch wiring harness length for flexible 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\u003eWire gauge measurement of 20 for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eOverall length of 22.76 inches for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-24653) is engineered to meet the exact specifications of your vehicle’s original equipment. Featuring a heated sensor type, it quickly reaches operating temperature to provide accurate oxygen level readings. The 4-wire design includes two wires for the heater circuit and two for the sensor signal, ensuring consistent performance. The sensor’s 19.21-inch wiring harness length and radiused polygon female connector allow for a secure and precise fit in the exhaust system. Its threaded mounting type with an 18.0 mm diameter thread ensures compatibility with the exhaust manifold or pipe on Chevrolet Astra and Mitsubishi Lancer and Outlander models.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering direct-fit replacement parts that meet or exceed original equipment standards. This oxygen sensor is part of that line, providing reliable emissions control components designed for specific vehicle applications. Using Walker Products OE parts helps maintain factory-level performance and emissions compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for engine control\u003c\/li\u003e\n\u003cli\u003eResolves rough idling and poor fuel economy caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eHelps correct check engine light codes related to oxygen sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves emissions system performance for compliance with regulations\u003c\/li\u003e\n\u003cli\u003ePrevents damage to catalytic converters from improper fuel mixture\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-24653 oxygen sensor, ensure the vehicle is cool to avoid burns. Use anti-seize compound on the sensor threads if not pre-applied to facilitate future removal. Verify the connector matches the radiused polygon female shape for proper connection. Tighten the sensor to the manufacturer’s torque specifications to prevent exhaust leaks. This sensor is designed for specific fitment on Chevrolet Astra and Mitsubishi Lancer and Outlander models, so confirm compatibility before installation.\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 durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this part helps ensure your vehicle’s emissions system operates within factory specifications.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43532427231413,"sku":"DKHD-250-24653","price":77.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024653_Fro_3fe6a173-792f-48c9-a16b-c2ad3c9348a7.jpg?v=1774891705","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24653-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}