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 Mercedes-Benz G550 2009-2015 Direct Fit Oxygen Sensor (Part Number 25715) is engineered to ensure your vehicle runs at peak efficiency. Designed specifically for models from 2009 to 2015, this OEM replacement sensor plays a crucial role in maintaining optimal engine performance and fuel economy. With its advanced ceramic sensor element, the sensor provides precise feedback to the vehicle's on-board diagnostics system, helping to regulate the air-fuel mixture for cleaner emissions and improved catalytic converter function.
Built with durability in mind, the NGK oxygen sensor features a contaminant-resistant plasma jet and deposit trap overcoat that guards against element poisoning. This innovative feature enhances resistance to failure and extends the sensor’s lifespan, ensuring reliable operation in various driving conditions. As a direct fit replacement, it installs seamlessly, restoring proper air-fuel ratio control without the need for additional modifications or adapters.
Trust NGK’s commitment to quality and OE application technology to keep your Mercedes-Benz G550 operating smoothly. This sensor is essential for maintaining compliance with emissions standards and ensuring your vehicle’s diagnostic system functions correctly. Whether you’re performing routine maintenance or replacing a faulty sensor, the NGK G550 oxygen sensor offers a dependable solution backed by extensive manufacturer support and advanced ceramic technology.
Note that this part requires CARB acknowledgment and is not approved for use in California emissions systems. It is suitable for on-road vehicle applications and complies with Prop 65 regulations, ensuring safety and environmental considerations are met. With a straightforward installation process and proven performance, the NGK oxygen sensor is an excellent choice for maintaining your vehicle's engine health and efficiency.

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