NGK NTK Oxygen Lambda Sensor OZA521-C9

NGK NTK Oxygen Lambda Sensor

The NGK NTK Oxygen Lambda Sensor OZA521-C9 is a high-quality component designed for maintaining optimal fuel efficiency in your vehicle. Manufactured by NGK, a trusted name in automotive parts, this sensor is perfect for DIY enthusiasts, tradies, and fleet operators looking for reliable performance. With its direct-fit connector, installation is straightforward and hassle-free, making it an ideal choice for various applications.

NTK, the world's largest manufacturer of oxygen sensors, ensures that every unit undergoes a rigorous testing process to guarantee long life, high temperature resistance, and anti-poisoning capabilities. As emissions standards evolve, NTK continues to innovate, providing cleaner and more efficient engine performance through advanced oxygen sensor technology.

Key features

• Designed for optimal fuel efficiency
• Direct-fit connector for easy installation
• Undergoes rigorous testing for durability and reliability
• Helps maintain compliance with emissions standards
• Supports effective engine performance by adjusting air-fuel ratio

Technical details

• Type: Oxygen Lambda Sensor
• Part Number: OZA521-C9
• Manufacturer: NGK
• Compatibility: Suitable for various vehicle makes and models
• Testing: Long life, high temperature, and anti-poisoning

Applications / fitment

This oxygen sensor is typically used in passenger vehicles to monitor and optimise engine performance.

• Passenger vehicles
• 4x4 vehicles
• Fleet vehicles
• Light commercial vehicles
• Marine applications

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 detects the oxygen content in the exhaust gases of an engine and informs the ECU to adjust the air-fuel ratio for optimal 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 guidelines for proper fitment.

Is this sensor compatible with all vehicles?

This sensor is compatible with various vehicle makes and models. Please check your vehicle's specifications to ensure proper fitment.

What testing does the sensor undergo?

Each NTK Oxygen Sensor undergoes rigorous testing for long life, high temperature resistance, and anti-poisoning to ensure reliability and durability.

How does an oxygen sensor affect fuel efficiency?

By providing accurate readings of the air-fuel ratio, the oxygen sensor allows the ECU to adjust fuel injection, helping to maintain optimal fuel efficiency.