{"product_id":"ntk-25678-oxygen-sensor","title":"NTK 25678 Oxygen Sensor - Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of NTK Direct Fit Oxygen Sensor 25678\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 25678 is engineered for precise emission control in select Hyundai and Kia vehicles. Designed as a heated oxygen sensor with a specific fit, it ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fitment for Hyundai and Kia models including Borrego, Genesis, Genesis Coupe, Santa Fe, Sorento, and Veracruz\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with an 18mm thread diameter\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003e18.75-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on the Direct Fit Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor line focuses on providing exact replacement sensors tailored to specific vehicle applications. This approach eliminates the need for modifications during installation and maintains factory-level performance. The 25678 sensor is part of this line, offering a direct fit solution for emission control systems in Hyundai and Kia vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a heated design, which allows it to reach operating temperature quickly, improving emission control efficiency. The sensor includes four wires, supporting both the heater circuit and signal output. Its threaded mounting type with an 18mm diameter ensures secure attachment to the exhaust system. The wiring harness length of 18.75 inches provides adequate reach for proper connection without excess slack.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHyundai Borrego\u003c\/li\u003e\n\u003cli\u003eHyundai Genesis and Genesis Coupe\u003c\/li\u003e\n\u003cli\u003eHyundai Santa Fe\u003c\/li\u003e\n\u003cli\u003eKia Sorento\u003c\/li\u003e\n\u003cli\u003eKia Veracruz\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis sensor is designed specifically for these models, ensuring compatibility and reliable operation within their emission control systems.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by NTK Oxygen Sensor 25678\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect air-fuel mixture readings causing poor fuel economy\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eEngine performance issues related to improper sensor feedback\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests linked to sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the NTK 25678 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the wiring harness length and connector match the vehicle’s specifications. Proper torque should be applied to the sensor to prevent exhaust leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNTK oxygen sensors are manufactured to meet OEM standards for durability and performance. The Direct Fit Oxygen Sensor 25678 undergoes rigorous testing to ensure reliable operation in emission control systems. Please refer to NTK’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":43964834775221,"sku":"BFPZ-25678","price":105.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_25678_Fro.jpg?v=1775006837","url":"https:\/\/www.partcatalog.com\/products\/ntk-25678-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}