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 Volkswagen Transporter 1979 Direct Fit Oxygen Sensor (Part #25501) is designed to optimize your vehicle's engine performance by providing precise air-fuel ratio feedback to the engine control unit (ECU). This OEM-quality sensor ensures accurate readings essential for maintaining fuel efficiency and reducing emissions. Crafted with an advanced ceramic sensor element, it features a three-stage contaminant-resistant plasma jet and deposit trap overcoat that protects against element poisoning, ensuring longevity and consistent performance. Installing this sensor helps your vehicle meet emissions standards while supporting smooth and efficient engine operation.
This oxygen sensor is engineered specifically for compatibility with various Volkswagen Vanagon models from 1980 to 1983, making it a reliable replacement option for maintaining your vehicle’s original performance. The sensor's robust construction and innovative design contribute to resistance against common failure modes, providing peace of mind over extended use. As a direct fit replacement, installation is straightforward, restoring optimal sensor function without the need for additional modifications. Trust NGK's expertise and commitment to quality to keep your vehicle running smoothly and efficiently.
Built with precision and innovation, this sensor is an essential component for maintaining your vehicle’s emissions system and engine performance. It adheres to strict manufacturing standards to ensure durability and reliable operation. Whether you're performing routine maintenance or a repair, the NGK Volkswagen Transporter 1979 Oxygen Sensor is a dependable choice that supports your vehicle's health and compliance with environmental regulations.

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