NTK 24544 Oxygen Sensor - Downstream Right

Direct Fit Oxygen Sensor for Nissan and INFINITI

NTK Oxygen Sensor 24544 is a direct fit heated oxygen sensor built for specific downstream right applications. It is engineered for the 1996-2000 Nissan Pathfinder, 1997-2000 INFINITI QX4, 1999-2003 Nissan Frontier, and 2000-2003 Nissan Xterra, making it a focused replacement for common emission control service needs.

As part of NTK’s Direct Fit Oxygen Sensor line, this sensor follows original equipment-style fitment and wiring layout for straightforward replacement on the listed vehicles. NTK uses ceramic manufacturing expertise and OE application knowledge to deliver a sensor that matches the required fit, form, and function for the application.

Key Features

• Direct fit oxygen sensor for specific Nissan and INFINITI applications
• Heated sensor design for faster operating response
• Specific fit configuration for downstream right placement
• 4-wire design with a 35.7500 wiring harness length
• Threaded mounting type with 18.000 thread diameter
• OE-style replacement for emission control service

Detailed Description

NTK 24544 is an emission control oxygen sensor intended for downstream right placement on select Nissan Frontier, Nissan Xterra, INFINITI QX4, and Nissan Pathfinder models. This direct fit oxygen sensor is built to match the original equipment equivalent design used on the listed vehicles, helping maintain proper exhaust feedback for the engine management system. This part cross-references Bosch 13264 for the same application.

NTK is known for oxygen sensor manufacturing across import and domestic applications, and this part reflects that OE-focused approach. The sensor type, wire count, threaded mount, and harness length are specified to support accurate replacement on the exact vehicle applications listed for NTK 24544.

What This Part Helps Address

• Check engine light related to oxygen sensor performance
• Fault codes tied to downstream oxygen sensor readings
• Rough emissions test results caused by a worn sensor
• Slow or inaccurate exhaust oxygen feedback to the ECU
• Replacement needs after sensor aging, contamination, or heat damage

Installation Notes and Tips

Verify the vehicle’s year, make, model, and downstream right position before ordering. Confirm the 4-wire connector style, threaded mounting location, and harness length against the original sensor to ensure proper routing and connection. For best results, inspect the exhaust threads and wiring path before installation on the Nissan Pathfinder, Nissan Frontier, or INFINITI QX4 application.

Quality Assurance

NTK tests oxygen sensors during manufacturing to support quality and reliability that meet or exceed OE specifications. The brand’s OE manufacturing background and application coverage make NTK 24544 a technical replacement choice for the listed Nissan and INFINITI vehicles.