{"product_id":"ntk-21063-oxygen-sensor","title":"NTK 21063 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of NTK Direct Fit Oxygen Sensor 21063\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 21063 is designed specifically for the Hummer H3, providing precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 9-inch wiring harness, ensuring a secure and accurate fit for your vehicle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Hummer H3 models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18mm thread diameter\u003c\/li\u003e\n\u003cli\u003e9-inch wiring harness length for easy installation\u003c\/li\u003e\n\u003cli\u003eFour-wire design for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 21063 is engineered to meet the exact specifications of the Hummer H3, ensuring compatibility and reliable operation. This sensor uses a heated element to quickly reach operating temperature, which helps reduce emissions and improve fuel efficiency. The four-wire configuration supports both the sensor signal and heater circuit, while the 18mm threaded mounting provides a secure and leak-free installation. With a 9-inch wiring harness, this sensor offers sufficient length for straightforward connection to the vehicle’s wiring system.\u003c\/p\u003e\u003cp\u003eThe Direct Fit Oxygen Sensor product line from NTK focuses on providing vehicle-specific sensors that match OEM specifications. This ensures that each sensor, including part number 21063, fits precisely without the need for modifications, maintaining the integrity of the vehicle’s emission control system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel mixture readings for the engine control unit\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and poor acceleration caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions and failed emissions tests\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 proper combustion efficiency\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 an oxygen sensor socket or appropriate tool for removal and installation\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten; torque to manufacturer specifications for the 18mm thread\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness routing to avoid contact with hot or moving parts\u003c\/li\u003e\n\u003cli\u003eVerify sensor connector is fully seated to prevent signal issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNTK oxygen sensors, including the Direct Fit Oxygen Sensor 21063, are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, NTK typically offers coverage against defects in materials and workmanship. Using a sensor designed specifically for the Hummer H3 helps ensure long-term reliability and compliance with emission regulations.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":43961905414325,"sku":"BFPZ-21063","price":57.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_21063_Fro.jpg?v=1775006695","url":"https:\/\/www.partcatalog.com\/products\/ntk-21063-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}