Hurricane Headers HU263STM – Mazda 323 / Astina BA BG 1.6L B6 SOHC 1990–1996

Hurricane HU263STM exhaust headers are designed to suit Mazda 323 and Astina BA / BG models fitted with the 1.6L SOHC B6 engine from 1990 to 1996. These Australian made headers are a quality performance replacement for the restrictive factory exhaust manifold.

Built using mandrel-bent pipework and strong welded construction, HU263STM headers are designed to improve exhaust gas flow, throttle response and overall engine breathing while retaining reliable fitment for street use.

Vehicle Fitment

• Make: Mazda
• Model: 323 / Astina
• Series: BA / BG
• Engine: 1.6L SOHC B6
• Year Range: 1990 to 1996

Specifications

• Part Number: HU263STM
• Primary Pipe Size: 1.50"
• Outlet Size: 2.00"
• Gasket: HG263 – contact us for availability
• Construction: Mandrel bent steel
• Manufacture: Australian made
• Availability: Made to order

Engine Airflow Data

The Mazda 1.6L B6 SOHC engine moves approximately 3,400 litres of intake air per minute at 5,000 rpm, based on 85% volumetric efficiency. Once heated and expanded through the exhaust system, exhaust gas volume can exceed approximately 8,800 litres per minute. Upgrading to mandrel-bent headers helps reduce restriction and improve exhaust flow efficiency.

Key Features

• Australian made Hurricane headers
• Mandrel-bent pipework for improved exhaust flow
• Designed for the 1.6L SOHC B6 engine
• Improves engine breathing over the factory manifold
• Suitable for street performance and replacement applications
• Made to order

Fitment Notes

• Please confirm your vehicle model, engine and build date before ordering.
• Professional installation is recommended.
• Gaskets, studs, nuts and other fittings should be inspected and replaced if required.
• Verify emissions and registration compliance in your state.

Recommended With

• HG263 – Header gasket, contact us for availability
• Exhaust flange gasket
• New manifold studs and nuts if required
• High-flow catalytic converter or matching exhaust system upgrade

Frequently Asked Questions

Will these headers fit all Mazda 323 models?

No. HU263STM is listed for Mazda 323 / Astina BA and BG models fitted with the 1.6L SOHC B6 engine. Please confirm your engine before ordering.

Are these headers Australian made?

Yes. Hurricane headers are Australian made and built for quality fitment and performance.

Is the gasket included?

The listed gasket is HG263. Please contact us to confirm gasket availability when ordering.

Are these made to order?

Yes. This product is made to order. Please contact us for current lead time before purchasing.

Customer Support

For phone orders, advice, or part enquiries – contact us:

📞 Call Now: +61 2 9547 3511 ✉️ Email Us

87A Planthurst Road, Carlton NSW 2218, Australia
Exhaust Systems Since 1983

Workshop hours: Mon–Fri 8:00am–5:00pm (By Appointment Only) | Phone and email enquiries welcome 24 hours