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 25548 oxygen sensor is specifically designed for Alfa Romeo 164 models from 1994 and 1995, ensuring precise compatibility and optimal engine performance. This direct-fit sensor is engineered to provide accurate feedback to your vehicle's engine control unit (ECU), supporting efficient fuel delivery and emissions control. Built with advanced ceramic sensor elements, it features a 3-stage contaminant-resistant plasma jet and deposit trap overcoat that protects against element poisoning, extending sensor lifespan and maintaining consistent performance over time. This technology ensures your vehicle operates at peak efficiency while helping to reduce harmful emissions.
Designed for reliability and durability, the NGK oxygen sensor is manufactured with strict quality controls and state-of-the-art materials, reflecting NGK's reputation as a leading sensor supplier. The sensor integrates seamlessly into your Alfa Romeo 164, replacing the original OEM part easily and efficiently. Proper installation ensures your vehicle's emissions system functions as intended, contributing to a cleaner environment and optimal engine operation. This sensor complies with Prop 65 standards and is suitable for use in various vehicle diagnostic systems, helping you maintain compliance and performance.
The NGK Alfa Romeo 164 oxygen sensor is an essential component for maintaining your vehicle's air-fuel ratio and catalytic converter efficiency. Whether you're performing routine maintenance or troubleshooting emissions issues, this sensor provides the reliability and performance expected from a trusted OEM replacement. Designed with durability in mind, it withstands the harsh conditions typical of engine environments, ensuring long-lasting service life. Trust NGK to deliver high-quality sensors that support your vehicle’s performance and environmental compliance, making this part a vital upgrade for your Alfa Romeo 164.

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