NGK Oxygen Sensor

1997–2004 Dodge Dakota, 1998–2003 Dodge Durango, 2002–2010 Dodge Ram

23544

Overview:

The NGK Direct Fit Oxygen Sensor is a precision-engineered replacement part designed to restore and maintain optimal engine performance for a wide range of Dodge vehicles, including Dakota, Durango, and Ram models from 1997 through 2010. As a critical component of the vehicle’s on-board diagnostic system, this oxygen sensor continuously monitors exhaust gases to ensure the engine control unit (ECU) maintains the ideal air-fuel mixture. This results in improved fuel efficiency, reduced emissions, and smooth engine operation.

Manufactured by NTK, the world’s largest OEM oxygen sensor supplier, this sensor meets or exceeds original equipment specifications, making it an excellent choice for drivers seeking reliable, long-lasting performance. Whether you are replacing a faulty sensor or upgrading your vehicle’s emission control system, the NGK oxygen sensor offers a direct fit solution that requires no modifications.

Key Features:

Built with advanced technology and designed for durability, the NGK oxygen sensor delivers consistent, accurate readings to your vehicle’s ECU. Key features include:

• Direct fit design for easy installation on compatible Dodge Dakota, Durango, and Ram models
• Advanced ceramic sensor element with a 3-stage contaminant-resistant plasma jet and deposit trap overcoat to prevent element poisoning
• Provides precise closed-loop feedback to optimize air-fuel ratio and engine performance
• Enhances fuel efficiency by ensuring proper combustion control
• Helps reduce harmful emissions by monitoring catalytic converter efficiency
• Engineered and tested to meet strict OEM quality standards
• Durable construction resists failure from heat, vibration, and contaminants
• Compatible with OBDII diagnostic systems for accurate fault detection

Construction & Design:

At its core, the NGK oxygen sensor features a high-quality ceramic sensing element developed using state-of-the-art NTK technology. This element is protected by a specialized plasma jet and deposit trap overcoat that shields it from contaminants and extends sensor life. The sensor housing is crafted from robust materials designed to withstand the harsh conditions of the exhaust system, including extreme temperatures and corrosive gases.

NTK’s close collaboration with OEM manufacturers ensures that every sensor is engineered for precise fitment and reliable operation throughout the sensor’s lifespan. This meticulous design process guarantees consistent sensor response and durability under demanding driving conditions.

Installation & Fitment:

The NGK oxygen sensor is a direct replacement for the original sensor on specified Dodge Dakota (1997–2004), Dodge Durango (1998–2003), and Dodge Ram (2002–2010) models. Installation is straightforward, requiring no special tools or modifications. Simply remove the old sensor and install the NGK sensor in its place, ensuring proper torque and connection to the vehicle’s wiring harness.

This sensor is compatible with various trim levels including Base, SLT, Sport, and SLT Plus, providing a versatile solution for many Dodge trucks and SUVs within the specified years.

What's Included:

• One NGK Direct Fit Oxygen Sensor (Part #23544)
• Pre-installed wiring harness connector for seamless integration
• Installation instructions for proper fitment and torque specifications

Ideal For:

This oxygen sensor is ideal for Dodge owners and automotive technicians seeking a reliable, OEM-quality replacement sensor to maintain or restore engine efficiency and emissions compliance. It is perfect for routine maintenance, sensor failure replacement, or emission system repairs on compatible Dodge Dakota, Durango, and Ram vehicles.

NGK is one of the most trusted names in ignition, supplying spark plugs, coils, and related ignition/sensor components used across both OEM and aftermarket applications. For performance enthusiasts, NGK’s plug technology and broad coverage make it a reliable baseline upgrade for consistent spark, cleaner burn, and dependable operation under heat and boost.