NTK 24455 Oxygen Sensor - Downstream

Direct-Fit Oxygen Sensor

NTK Oxygen Sensor 24455 is a specific-fit, heated oxygen sensor built for downstream applications. It uses a threaded mounting design with a 4-wire configuration and a 12.5-inch harness for direct replacement service on select import vehicles.

NTK, part number 24455, is part of the Direct Fit Oxygen Sensor line, which focuses on streamlined coverage and OE-style application matching. This sensor is engineered for accurate exhaust monitoring and dependable signal performance in emissions control systems.

Key Features

• Heated oxygen sensor for faster operating response
• Specific-fit design for direct replacement service
• Threaded mounting type with 18 mm thread diameter
• 4-wire configuration with 12.5-inch wiring harness
• Built to meet or exceed OE specifications

Fitment Details

• Fits 2012-2015 Scion iQ, downstream.
• Fits 2009-2014 Toyota Venza, downstream.

What It Helps Address

• Faulty oxygen sensor readings
• Check engine light concerns related to sensor performance
• Reduced emissions system accuracy
• Slow sensor response in heated applications
• Direct replacement needs for downstream sensor service

Installation Notes and Tips

Confirm the downstream location and connector style before installation. Verify thread diameter and harness length against the original sensor to ensure proper routing and fit. This part cross-references Bosch 13720 and DENSO Auto Parts 234-4168 for the same application.

Quality Assurance

NTK is a major original equipment oxygen sensor supplier and tests these sensors during manufacturing to support quality and reliability that meet or exceed OE specifications.