NGK Nissan D21 1994 Direct Fit Oxygen Sensor - OEM Quality Replacement

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 Nissan D21 1994 Direct Fit Oxygen Sensor is designed to optimize your vehicle's engine performance and fuel efficiency. As a critical component of the on-board diagnostic system, this sensor provides real-time feedback to the engine control unit (ECU), ensuring the air-fuel mixture remains within ideal parameters for maximum efficiency and minimal emissions. Constructed with advanced ceramic sensor elements, this oxygen sensor features a 3-stage contaminant-resistant plasma jet coating that guards against element poisoning, extending its service life and maintaining reliable operation over time. This innovative design helps to reduce catalytic converter issues and promotes cleaner emissions, contributing to environmental compliance and vehicle longevity.