{"product_id":"walker-250-54014-oxygen-sensor","title":"Walker 250-54014 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-54014 Oxygen Sensor for Acura RSX\u003c\/h2\u003e\u003cp\u003eThe Walker 250-54014 oxygen sensor is designed specifically for the Acura RSX, providing precise emission control and engine performance monitoring. 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 Acura RSX models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e15.28-inch wiring harness length with 4 wires\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement for durability\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for reliable connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 18.82 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 250-54014) is engineered to meet the exact specifications of the Acura RSX. The heated sensor type ensures faster warm-up times, which helps the engine control unit (ECU) maintain optimal air-fuel mixture for efficient combustion and reduced emissions. The sensor’s 4-wire design includes a heating element and signal wires, enhancing sensor responsiveness and durability.\u003c\/p\u003e\u003cp\u003eThe wiring harness length of 15.28 inches allows for proper routing within the engine bay, while the 20 gauge wire measurement supports reliable electrical conductivity. The radiused polygon male connector ensures a secure and precise connection to the vehicle’s wiring harness, minimizing the risk of signal loss or disconnection. The threaded mounting type with an 18.0 mm diameter provides a secure fit into the exhaust system, maintaining sensor stability under various operating conditions.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line\u003c\/h2\u003e\u003cp\u003eWalker Products OE is a product line focused on delivering original equipment quality and fitment. This oxygen sensor is part of that line, ensuring compatibility and performance that align with factory standards. Choosing a Walker Products OE sensor like the 250-54014 helps maintain the integrity of your Acura RSX’s emission control system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen level readings for proper fuel mixture\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 check engine light related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by optimizing combustion\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 sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate oxygen sensor socket for threaded removal and installation\u003c\/li\u003e\n\u003cli\u003eCheck connector compatibility with the radiused polygon male plug\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten; torque to manufacturer specifications\u003c\/li\u003e\n\u003cli\u003eInspect wiring harness for damage before installation\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 strict quality standards for durability and performance. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using the 250-54014 oxygen sensor helps ensure reliable operation of your Acura RSX’s emission control system.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533457031349,"sku":"DKHD-250-54014","price":198.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25054014_Fro.jpg?v=1774891812","url":"https:\/\/www.partcatalog.com\/products\/walker-250-54014-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}