NTK 22089 Oxygen Sensor - Downstream or Upstream

Direct Fit Oxygen Sensor Overview

NTK Oxygen Sensor 22089 is a direct fit, heated oxygen sensor built for specific applications with threaded mounting and a 4-wire design. It is engineered for import and domestic coverage, with fitment listed for Mazda 626, Mazda MX-6, and Ford Probe applications.

Key Features

• Direct fit oxygen sensor for specific applications
• Heated sensor design for faster operating response
• 4-wire configuration with threaded mounting
• 17.75-inch wiring harness length
• 18 mm thread diameter
• NTK part number 22089

Detailed Description

NTK 22089 is part of the Direct Fit Oxygen Sensor line, which focuses on application-specific replacement and streamlined coverage. NTK is known for original equipment oxygen sensor manufacturing, and this sensor is produced with ceramic technology and manufacturing controls intended to maintain fit, form, and function to OE-level expectations. For buyers searching for an oxygen sensor for Mazda 626, Mazda MX-6, or Ford Probe, this part number 22089 matches the listed upstream and downstream applications shown in the fitment data.

This part cross-references Delphi ES20037 and DENSO Auto Parts 234-4067 for the same application.

What It Is Used For

• Replacing a worn or slow-responding oxygen sensor
• Restoring proper exhaust feedback to the engine control system
• Addressing sensor-related drivability or emissions faults
• Correcting fitment issues on threaded, heated sensor applications

Installation Notes and Tips

Verify the vehicle year, make, model, and sensor position before ordering. Confirm the threaded mounting style, 4-wire configuration, and harness length against the original sensor. Use the fitment notes for Mazda 626, Mazda MX-6, and Ford Probe applications to match upstream or downstream placement exactly.

Quality Assurance

NTK states that these oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. The brand is part of the NGK family of products and is recognized as a major original equipment oxygen sensor supplier.