{"product_id":"walker-250-24128-oxygen-sensor","title":"Walker 250-24128 Oxygen Sensor - Downstream, Downstream Rear or Upstream","description":"\u003ch2\u003eOverview of Walker 250-24128 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 250-24128 oxygen sensor is designed specifically for select Kia and Mazda vehicles, including the Miata, Millenia, Protege, and Sephia models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Kia and Mazda models\u003c\/li\u003e\n\u003cli\u003e29.45-inch wiring harness length with 4 wires\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for reliable signal transmission\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 32.99 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-24128) is engineered to meet the exact specifications of your vehicle’s original equipment. Featuring a heated sensor element, it provides quicker warm-up times, which helps reduce emissions during cold starts. The sensor includes a 29.45-inch wiring harness with four 20-gauge wires, ensuring consistent and accurate data transmission to the engine control unit. The radiused polygon female connector is designed for a secure and precise fit, preventing connection issues. Its threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the exhaust system.\u003c\/p\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering parts that match original equipment standards, ensuring compatibility and performance. This oxygen sensor is part of that line, providing a reliable replacement that maintains your vehicle’s emission control system integrity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel mixture readings for Kia Miata and Mazda Protege\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance problems related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper sensor operation in Mazda Millenia and Kia Sephia\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining correct sensor feedback\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before removing the old sensor to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for the 18.0 mm threaded mounting to prevent damage\u003c\/li\u003e\n\u003cli\u003eVerify connector compatibility with the radiused polygon female plug\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness routing to avoid contact with hot exhaust components\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for sensor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. This part undergoes rigorous testing to confirm fitment and function for Kia and Mazda vehicles. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to provide confidence in your purchase.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43531893801141,"sku":"DKHD-250-24128","price":71.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024128_Fro.jpg?v=1774891603","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24128-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}