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 25216 oxygen sensor is a high-performance replacement designed specifically for Audi Q7 models from 2011 to 2014. Manufactured with advanced ceramic sensor elements, this sensor offers enhanced durability and resistance to contamination through a 3-stage plasma jet and deposit trap overcoat, ensuring long-term reliability. Proper functioning of oxygen sensors is vital for maintaining the vehicle's on-board diagnostic system, optimizing fuel efficiency, and reducing emissions. This direct fit sensor ensures seamless installation and compatibility with your vehicle’s existing systems, providing accurate feedback to the engine control unit (ECU) for precise air-fuel mixture regulation. By maintaining proper sensor operation, it helps prevent engine misfires, improve fuel economy, and ensure emissions compliance. The NGK sensor adheres to Prop 65 standards, reflecting its commitment to safety and environmental responsibility. Designed for ease of installation, this sensor is an essential component for vehicle owners seeking OEM-quality performance and durability. Trust NGK, a renowned leader in automotive sensors, to deliver reliable, high-quality parts that keep your vehicle running smoothly and efficiently.

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