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 Chevrolet Optra 2004-2005 Direct Fit Oxygen Sensor (Part Number 25185) is engineered to optimize your vehicle's engine performance and emissions control. As a vital component of the on-board diagnostic system, this sensor provides precise feedback to the engine control unit (ECU), ensuring an ideal air-fuel mixture for efficient combustion. Proper operation of this sensor helps maximize fuel economy and reduce harmful exhaust emissions, contributing to a cleaner environment and better vehicle reliability.
The NGK oxygen sensor features an advanced ceramic sensor element that is protected by a 3-stage contaminant-resistant plasma jet and deposit trap overcoat. This design resists poisoning from contaminants, extending the sensor's service life and maintaining consistent performance over time. The sensor’s direct fit design ensures straightforward installation, making it suitable for models such as the 2004 and 2005 Suzuki Reno and Forenza. It is compatible with factory specifications, ensuring seamless integration with your vehicle's existing systems.
Manufactured with high-quality materials and precision technology, this sensor is built for durability and reliable operation under various driving conditions. It meets all necessary regulatory requirements, including Prop 65 compliance, and is an essential replacement part for maintaining your vehicle's emission standards. Whether you're performing routine maintenance or addressing a check engine light, the NGK Chevrolet Optra oxygen sensor offers an OEM-level solution for enhanced engine efficiency and emissions performance.

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