{"product_id":"walker-350-34263-oxygen-sensor","title":"Walker 350-34263 Oxygen Sensor - Downstream or Downstream Front","description":"\u003ch2\u003eOverview of Walker 350-34263 Oxygen Sensor for Nissan and Infiniti\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34263 oxygen sensor is designed specifically for select Nissan and Infiniti models, including the 200SX, G20, I30, and Maxima. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle's engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Nissan 200SX, G20, I30, and Infiniti Maxima\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 wiring harness connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 23.15 inches and wiring harness length of 19.61 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for reliable electrical conductivity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Details\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing replacement emission control components that meet or exceed OEM specifications. This oxygen sensor from the Walker Products Aftermarket range is engineered to deliver consistent performance and durability, ensuring compatibility and reliable operation within the specified Nissan and Infiniti models.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Attributes\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a heated sensor type, which allows it to reach operating temperature quickly for accurate readings shortly after engine start. The 4-wire design supports both the sensor signal and heater circuit, improving responsiveness and reducing emissions. The sensor’s threaded mounting type with an 18.0 mm diameter ensures a secure fit in the exhaust system. The radiused polygon female connector provides a precise and stable electrical connection, minimizing the risk of wiring issues. With an overall length of 23.15 inches and a wiring harness length of 19.61 inches, this sensor is designed to fit the specific routing and installation requirements of the Nissan 200SX, G20, I30, and Infiniti Maxima.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for faulty or failing oxygen sensors in Nissan 200SX, G20, I30, and Infiniti Maxima\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance problems related to incorrect air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eReduces emissions by providing accurate feedback to the engine control unit\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers caused by sensor malfunction\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining proper combustion control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Remove the old oxygen sensor carefully using the appropriate oxygen sensor socket. Verify the thread size and connector type match the Walker 350-34263 sensor before installation. Apply anti-seize compound to the threads if recommended by the vehicle manufacturer. Connect the wiring harness securely to the radiused polygon female connector. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards for durability and performance. While specific warranty details for part number 350-34263 should be confirmed at the point of purchase, Walker typically offers limited warranties covering defects in materials and workmanship. This ensures reliable operation and peace of mind when replacing oxygen sensors on Nissan and Infiniti vehicles.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538114150581,"sku":"DKHD-350-34263","price":45.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034263_Fro.jpg?v=1774892031","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34263-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}