Upgrade your Acura or Honda with the NGK 24172 Direct Fit Oxygen Sensor. As the world's largest supplier of OEM oxygen sensors, NGK ensures top-tier quality and performance. This vital component plays a critical role in your vehicle's on-board diagnostic system, helping to maintain optimal engine performance while maximizing fuel efficiency and reducing harmful emissions. The NGK Direct Fit Oxygen Sensor provides constant closed-loop feedback to the Engine Control Unit (ECU), allowing for precise control of the air-fuel ratio. Additionally, it alerts OBDII systems to potential issues with fuel delivery or catalytic converter efficiency. Built with advanced ceramic technology, this sensor is engineered for durability and reliability, ensuring long-lasting performance in your Acura NSX. Trust NGK for outstanding market support and OE application technology, enhancing your driving experience.