Aeroflow Weld-On O2 Sensor Bung Steel AF991

Aeroflow Weld-On O2 Sensor Bung Steel

Aeroflow Performance features a range of high-quality weld-on bungs and plugs designed to accommodate M18 x 1.5mm oxygen sensors. This oxygen sensor bung is an essential accessory for installing your wide-band oxygen sensor to the exhaust pipe. Ideal for custom headers or when integrating an O2 sensor for data logging, engine management, or test equipment, it ensures reliable performance. Compatible with Bosch LSU4.2, Bosch LSU4.9, and Aeroflow Performance (AF49-7501) wideband oxygen sensors, this product is a versatile choice for automotive enthusiasts and professionals alike.

Key features

• Designed for M18 x 1.5mm oxygen sensors for easy installation.
• Essential for custom exhaust setups and accurate engine tuning.
• Compatible with popular wideband oxygen sensors from Bosch and Aeroflow.
• Available in various materials to suit different application needs.
• Durable construction for long-lasting performance in demanding conditions.

Technical details

• Material: Steel
• Thread Size: M18 x 1.5mm
• Application Type: Weld-on installation
• Compatibility: Bosch LSU4.2, Bosch LSU4.9, Aeroflow (AF49-7501)

Applications / fitment

This O2 sensor bung is typically used in automotive exhaust systems to facilitate the installation of wide-band oxygen sensors.

• Custom exhaust systems
• Performance vehicles
• Data logging setups
• Engine management systems
• Test equipment integration

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 the purpose of the O2 sensor bung?

The O2 sensor bung is used to securely install a wide-band oxygen sensor into the exhaust system, allowing for accurate readings and engine management.

Is this bung compatible with all oxygen sensors?

This bung is specifically designed for M18 x 1.5mm oxygen sensors, including Bosch LSU4.2, Bosch LSU4.9, and Aeroflow Performance (AF49-7501) sensors.

Can I use this bung for custom exhaust systems?

Yes, this weld-on bung is ideal for custom exhaust systems, making it easier to integrate oxygen sensors for performance tuning.

What materials are available for this product?

The Aeroflow Weld-On O2 Sensor Bung is available in Zinc Coated Steel, CS1030 Steel, and 304 Stainless Steel to suit various applications.

How do I install the O2 sensor bung?

The bung should be welded onto the exhaust pipe in a suitable location for the oxygen sensor to ensure accurate readings. Professional installation is recommended for best results.