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 Toyota 4Runner 1988-1989 Direct Fit Oxygen Sensor (Part No. 24112) is engineered to ensure your vehicle's engine runs efficiently while reducing harmful emissions. Designed specifically for models from 1988 and 1989, this sensor plays a vital role in your vehicle’s onboard diagnostic system by providing real-time feedback to optimize the air-fuel mixture for peak engine performance. Proper functioning of this component helps maximize fuel efficiency and supports your vehicle’s compliance with emissions standards. Its direct-fit design guarantees an easy installation process, restoring your vehicle’s emissions system to factory specifications without the need for extensive modifications. Engineered by NGK, a trusted name in automotive sensors, this oxygen sensor features advanced ceramic technology with a contaminant-resistant plasma jet overcoat, which guards against element poisoning and extends sensor lifespan. This ensures reliable operation even in harsh engine environments, reducing the likelihood of sensor failure and costly repairs. The sensor's construction incorporates high-quality materials that withstand high temperatures and exposure to contaminants, contributing to consistent performance over time. Compatible with a range of Toyota 4Runner models from 1988 and 1989, this sensor is essential for maintaining optimal engine operation, fuel economy, and emissions compliance. Proper installation of this sensor can help prevent issues related to fuel delivery and catalytic converter efficiency, supporting your vehicle’s long-term health and performance. Whether you're replacing a faulty sensor or upgrading your vehicle’s emissions system, the NGK Toyota 4Runner oxygen sensor offers dependable, OEM-quality performance to keep your vehicle running smoothly. As a part of your vehicle’s emissions control system, this sensor is crucial for passing inspections and reducing your environmental footprint.

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