Performance Extractor Kit 44mm 2 Bolt Flange EFI – Suits Holden HQ–HZ Kingswood, Premier, GTS 304 V8 Sedan, Ute, Panel Van (1971–1980)

Unlock the flow and power of your classic Holden with this Manta Extractor Kit for EFI 304 V8s. Featuring 44mm primaries and 2 bolt flanges, it’s engineered for HQ–HZ Kingswood, Premier, and GTS models. DIY kit—some modification and welding may be required to suit your application.

Warranty

Stainless Steel Systems – 10 years
Aluminised Systems – 2 years

Why Manta?

Manta is known for uncompromising build quality and engineering excellence. Designed and manufactured in Australia, every system reflects years of development, testing, and innovation—built to outperform, proven both off-road and on the street.

Key Features

• Performance Built: 44mm primary pipes, 2 bolt flange for EFI 304 V8 engines
• Material: Heavy-duty steel for classic Holden reliability
• Fitment: Direct fit for HQ–HZ Kingswood, Premier, GTS V8 (DIY kit – some mods may be needed)

Technical Specifications

• Brand: Manta
• Part Number (SKU): MKHN0464
• System Type: Extractor Kit
• Flange Size: 44mm, 2 Bolt
• Material: Heavy Duty Steel

Vehicle Fitment Information

Make	Model	Years	Body	Engine
Holden	Kingswood, Premier, GTS	1971–1980	Sedan	304 V8 EFI HQ–HZ Sedan
Holden	Kingswood, Premier, GTS	1971–1980	Ute, Panel Van	304 V8 EFI HQ–HZ Ute & Panel Van

 

Important Notes

• This system is a DIY kit. Some modifications and welding may be required to fit your application.
• Product images are for illustration purposes only and may differ slightly from the actual product supplied.
• Lead times may vary depending on stock availability and warehouse location.

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