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 Jeep Grand Cherokee 2004 Direct Fit Oxygen Sensor, Part Number 23531, is designed to ensure your vehicle maintains optimal engine performance and fuel efficiency. This OEM-quality sensor plays a crucial role in your vehicle's on-board diagnostic system by providing real-time feedback on the air-fuel mixture, which helps the ECU adjust for the best combustion conditions. Proper functioning of this sensor contributes to reduced emissions and better overall engine health, making it an essential replacement part for your Jeep.

Constructed with an advanced ceramic sensor element, the NGK oxygen sensor features a 3-stage contaminant-resistant plasma jet and deposit trap overcoat that safeguards against element poisoning. This innovative design extends the sensor's lifespan and enhances its resistance to environmental contaminants, ensuring reliable operation even under challenging driving conditions. The sensor's direct fit design simplifies installation, allowing for a straightforward replacement process that restores your vehicle's emission control and fuel management systems.

Engineered specifically for 2004 Jeep models including Wrangler and Grand Cherokee, this sensor guarantees compatibility and optimal performance. Whether you are performing routine maintenance or addressing a check engine light, the NGK oxygen sensor offers a durable and dependable solution. Trust NGK, a leader in OEM sensor manufacturing, to deliver quality and precision that meet or exceed original equipment standards, supporting your vehicle’s emission compliance and engine efficiency.

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