NGK Direct Fit Oxygen Sensor

Dodge Dakota / Durango / Ram 1500 03-07 5.7L Hemi

23527

Overview:

The NGK Direct Fit Oxygen Sensor is a precision-engineered replacement part designed to restore your vehicle’s optimal engine performance and fuel efficiency. As a critical component of the on-board diagnostic (OBDII) system, this oxygen sensor continuously monitors the exhaust gases to ensure the engine control unit (ECU) maintains the ideal air-fuel ratio. This sensor is an excellent choice for owners of Dodge vehicles from 1997 through 2011, providing reliable operation and helping to reduce harmful emissions.

Manufactured by NTK, the world’s largest OEM oxygen sensor supplier, this sensor meets or exceeds original equipment specifications. It is ideal for drivers seeking a direct-fit, hassle-free replacement that supports smooth engine operation and complies with emissions standards.

Key Features:

NGK’s Direct Fit Oxygen Sensor incorporates advanced technology and durable materials to deliver long-lasting performance and accurate readings. Key features include:

• Direct fit design for easy installation without modifications
• Advanced ceramic sensor element with a 3-stage contaminant-resistant plasma jet
• Deposit trap overcoat to protect against sensor poisoning and extend service life
• Provides continuous closed-loop feedback to the ECU for precise air-fuel ratio control
• Helps detect fuel delivery issues and catalytic converter efficiency problems
• Manufactured using state-of-the-art technology from raw materials to finished product
• Compatible with a wide range of Dodge models from 1997 to 2011
• OEM-quality construction ensures reliable performance and durability

Construction & Design:

At its core, the NGK oxygen sensor features a high-quality ceramic sensing element engineered for accuracy and longevity. NTK’s proprietary 3-stage plasma jet and deposit trap overcoat protect the sensor from contamination caused by fuel additives, oil, and other exhaust byproducts. This advanced design minimizes sensor degradation and failure, ensuring consistent performance over time.

The sensor housing and wiring are built to withstand harsh under-hood conditions, including extreme temperatures and vibrations. This robust construction guarantees dependable operation across a broad range of driving environments and vehicle applications.

Installation & Fitment:

This NGK oxygen sensor is a direct replacement for factory-installed sensors on many Dodge vehicles, including models such as the Durango, Dakota, and Ram from 1997 to 2011. Its exact fitment eliminates the need for special tools or modifications, allowing for straightforward installation. Simply remove the old sensor and install the NGK unit to restore proper sensor function and engine management.

Compatible Dodge models include:

• 1998–2003 Dodge Durango
• 1997–2004 Dodge Dakota
• 2002–2010 Dodge Ram
• 2004–2009 Dodge Durango
• 2005–2011 Dodge Dakota

What's Included:

• One NGK Direct Fit Oxygen Sensor (Part #23527)
• Pre-attached wiring harness for plug-and-play installation
• Installation instructions

Ideal For:

This oxygen sensor is perfect for Dodge owners and automotive technicians seeking a reliable, OEM-quality replacement part that ensures accurate air-fuel ratio monitoring and supports emissions compliance. It is especially suited for vehicles experiencing check engine lights related to oxygen sensor faults, poor fuel economy, or rough engine performance.

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.