NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology. NTK is constantly improving sensor designs to provide excellent performance and improve resistance to failure. NTK works with their OEM manufacturers through each phase of development from concept to production.

ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning

The NGK Part Number 24543 oxygen sensor is a direct-fit replacement designed specifically for select Nissan Pathfinder and Infiniti QX4 models from 1996 to 2000. This sensor plays a vital role in maintaining optimal engine performance by providing precise feedback to the vehicle's engine control unit (ECU). It helps regulate the air-fuel mixture, improve fuel efficiency, and reduce harmful emissions, contributing to a cleaner environment and better vehicle operation. Built with advanced ceramic sensor elements, this oxygen sensor features a three-stage contaminant-resistant plasma jet and deposit trap overcoat that guards against element poisoning, ensuring reliable and long-lasting performance. The robust design enables it to withstand harsh engine conditions, including high temperatures and exposure to contaminants, making it a dependable choice for your vehicle’s emission control system. Installing this sensor ensures your vehicle's on-board diagnostic system functions correctly, alerting you to potential issues with fuel delivery or catalytic converter efficiency. As a product from NGK, a trusted name in automotive sensors, this oxygen sensor meets OE standards, offering peace of mind and seamless integration with your vehicle’s existing systems. Whether you're replacing a faulty sensor or upgrading for improved performance, the NGK Part Number 24543 guarantees excellent quality, durability, and precise fitment for your Nissan or Infiniti model. Ensure your vehicle operates at its best with this high-quality oxygen sensor designed for reliable, long-term service.

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