NGK NTK Oxygen Lambda Sensor OZA721-EE21

NGK NTK Oxygen Lambda Sensor

The NGK NTK Oxygen Lambda Sensor OZA721-EE21 is a high-quality automotive component designed to optimise your vehicle's fuel efficiency. Manufactured by NGK, a trusted name in the industry, this sensor is ideal for DIY enthusiasts, tradies, and fleet operators looking to maintain their vehicles' performance. With its direct-fit connector, installation is straightforward, making it accessible for both professional mechanics and home users.

This oxygen sensor plays a crucial role in monitoring the oxygen content in your vehicle's exhaust gases, allowing the ECU (Electronic Control Unit) to adjust the air-fuel ratio for optimal combustion. As emissions standards become increasingly stringent, investing in a reliable oxygen sensor like the NTK ensures your vehicle runs cleaner and more efficiently.

Key features

• Designed for optimal fuel efficiency and reduced emissions.
• Direct-fit connector for easy installation, compatible with OEM specifications.
• Undergoes rigorous testing for long life, high temperature resistance, and anti-poisoning.
• Helps maintain an optimal air-fuel ratio for improved engine performance.
• Manufactured by NTK, the world’s largest producer of oxygen sensors.

Technical details

• Type: Oxygen Lambda Sensor
• Model: OZA721-EE21
• Manufacturer: NGK
• Testing: Long life, high temperature, anti-poisoning

Applications / fitment

The NGK NTK Oxygen Lambda Sensor is commonly used in various automotive applications to ensure efficient engine operation.

• Passenger vehicles
• 4x4 and off-road vehicles
• Light commercial vehicles
• Fleet vehicles
• Performance cars

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.

Frequently asked questions

What is an oxygen sensor?

An oxygen sensor measures the oxygen content in the exhaust gases and helps the ECU adjust the air-fuel ratio for optimal engine performance.

How do I install the NGK NTK Oxygen Lambda Sensor?

The sensor comes with a direct-fit connector, making installation straightforward. Ensure the vehicle is off and follow the manufacturer's instructions for your specific model.

Is this sensor compatible with all vehicles?

This sensor is designed to fit a range of passenger and commercial vehicles. Please check the compatibility with your vehicle's make and model before purchasing.

What are the benefits of using an NTK oxygen sensor?

NTK sensors are known for their durability and performance. They undergo rigorous testing to ensure reliability and help maintain optimal fuel efficiency and lower emissions.

How often should I replace my oxygen sensor?

It is generally recommended to replace oxygen sensors every 100,000 kilometres or if you notice a decrease in fuel efficiency or an increase in emissions.