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 Mazda Miata 2000-1999 Direct Fit Oxygen Sensor (Part Number 22531) is engineered to deliver precise measurement of exhaust gases, ensuring optimal engine performance and fuel efficiency. Designed specifically for models such as the 1999 and 2000 Mazda Protege and Miata, this OEM-quality sensor provides accurate feedback to the vehicle's ECU to maintain proper air-fuel ratios. Its direct fit design ensures seamless installation and compatibility with your vehicle's existing systems, making it a reliable choice for maintaining emission standards and engine health.
The sensor features an advanced ceramic element with a 3-stage contaminant-resistant plasma jet and deposit trap overcoat, which protects against poisoning and prolongs the sensor's lifespan. This innovation enhances resistance to contaminants commonly encountered in automotive exhaust environments, resulting in consistent performance over time. As part of NTK’s commitment to quality, this sensor undergoes rigorous manufacturing processes from raw material to finished product, ensuring durability and reliability.
Proper functioning of oxygen sensors like the NGK Mazda Miata 2000-1999 model is critical for the vehicle’s on-board diagnostics system. It helps regulate the air-fuel mixture, reduce harmful emissions, and maximize fuel economy. This sensor is suitable for a range of Mazda models from the late 1990s and early 2000s, providing an OEM-grade replacement that meets or exceeds original equipment specifications. Trust in NGK’s expertise and NTK’s advanced sensor technology to keep your vehicle running smoothly and efficiently.

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