{"product_id":"walker-250-54109-oxygen-sensor","title":"Walker 250-54109 Oxygen Sensor","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-54109\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-54109 is designed specifically for select INFINITI and Nissan vehicles, including models like the 350Z, Altima, and Maxima. 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 sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for INFINITI and Nissan models\u003c\/li\u003e\n\u003cli\u003e13.31-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement with 4 wires for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male 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 16.85 inches for correct fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products OE is engineered with a heated element to reduce warm-up time, improving emissions control efficiency shortly after engine start. The 13.31-inch wiring harness length and 20 gauge wire ensure durability and consistent electrical performance. Featuring a radiused polygon male connector, the sensor provides a secure and precise connection to the vehicle’s wiring system. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the exhaust system. With four wires, this sensor supports both the heating element and signal transmission, ensuring accurate oxygen level readings.\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 factory specifications. This oxygen sensor 250-54109 is part of that line, offering a direct replacement solution designed to maintain the emissions system integrity of your INFINITI or Nissan vehicle. The OE line emphasizes fit, function, and durability to support long-term vehicle performance.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eINFINITI 350Z and G35\u003c\/li\u003e\n\u003cli\u003eNissan Altima, Maxima, Sentra, and Versa\u003c\/li\u003e\n\u003cli\u003eNissan Armada, QX56, and TITAN\u003c\/li\u003e\n\u003cli\u003eNissan Cube, Frontier, Rogue, and Xterra\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis sensor is ideal for addressing issues related to oxygen sensor failure or emissions system malfunctions in these specific models.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Oxygen Sensor 250-54109\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to incorrect air-fuel mixture data\u003c\/li\u003e\n\u003cli\u003eIncreased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine performance problems such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eDelayed sensor response affecting catalytic converter efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before attempting installation to avoid burns. The threaded mounting type requires proper torque to prevent exhaust leaks. Verify the connector shape and gender match the vehicle’s wiring harness for a secure fit. Handle the sensor carefully to avoid damaging the heated element or wiring. It is recommended to use anti-seize compound on the threads if specified by the vehicle manufacturer.\u003c\/p\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 for part number 250-54109 are not provided here, Walker typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":51870209441973,"sku":"DKHD-250-54109","price":110.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25054109_Fro.jpg?v=1774891835","url":"https:\/\/www.partcatalog.com\/products\/walker-250-54109-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}