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 Hyundai Elantra 2011-2013 Direct Fit Oxygen Sensor (Part Number 25733) is designed to ensure optimal engine performance by providing precise oxygen level readings to your vehicle's onboard diagnostic system. This sensor plays a vital role in maintaining the correct air-fuel mixture, which maximizes fuel efficiency and helps reduce harmful emissions. Its direct fit design ensures easy installation and compatibility with various Hyundai Elantra models from 2011 to 2013, as well as select Kia Forte models.
The NGK sensor features an advanced ceramic sensor element that is highly resistant to contaminants thanks to a proprietary 3-stage plasma jet and deposit trap overcoat. This protective layer guards against element poisoning, ensuring accurate readings over a longer service life. As a trusted supplier, NGK collaborates closely with OEM manufacturers to refine sensor designs, emphasizing durability, resistance to failure, and consistent performance. The sensor’s construction complies with Prop 65 standards, reflecting a commitment to safety and environmental responsibility.
This oxygen sensor is essential for vehicles equipped with advanced emission control systems, providing continuous feedback to the engine control unit (ECU). Properly functioning sensors like this one help maintain the right air-fuel ratio, optimizing combustion efficiency and engine responsiveness. The sensor is suitable for use in various Hyundai and Kia models, making it a reliable choice for vehicle maintenance and repair. With a straightforward installation process, it is an ideal replacement part for extending the lifespan and efficiency of your vehicle’s emissions system.

Features: