{"product_id":"walker-250-54023-oxygen-sensor","title":"Walker 250-54023 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-54023 Oxygen Sensor for Acura RSX\u003c\/h2\u003e\u003cp\u003eThe Walker 250-54023 oxygen sensor is designed specifically for the Acura RSX, providing precise emission control and engine performance monitoring. This heated oxygen sensor ensures accurate readings for optimal fuel efficiency and reduced emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4 wires for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Acura RSX models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure electrical connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 18.23 inches and overall length of 21.77 inches\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for durability and signal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-54023) is engineered to meet the exact specifications required by Acura RSX vehicles. The sensor features a heated design, which allows it to reach operating temperature quickly, improving emission control during cold starts. The 4-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. The radiused polygon male connector provides a secure and precise fit, minimizing the risk of electrical issues. With an 18.0 mm threaded mounting type, installation aligns with factory standards. The wiring harness length of 18.23 inches and overall length of 21.77 inches accommodate the vehicle’s engine bay layout for proper routing and connection.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line Information\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 reliability for Acura RSX owners who require a direct replacement part. Walker Products OE parts are designed to integrate seamlessly with vehicle systems, supporting emission control and engine management functions.\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 engine performance problems such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring correct catalytic converter operation\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by maintaining optimal combustion efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-54023 oxygen sensor on an Acura RSX, ensure the engine is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Confirm the connector matches the radiused polygon male design for a secure fit. Properly route the wiring harness to prevent contact with hot or moving engine parts. Torque the sensor to manufacturer specifications to ensure a proper seal and function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring durability and reliable performance. This part is backed by Walker’s quality assurance processes, providing confidence in its fitment and function for Acura RSX vehicles. Warranty details are available through Walker and typically cover defects in materials and workmanship.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533477183669,"sku":"DKHD-250-54023","price":146.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25054023_Fro.jpg?v=1774891813","url":"https:\/\/www.partcatalog.com\/products\/walker-250-54023-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}