Proflow AirMax Intake Manifold – Aluminium, Black, Square Bore, Holden Commodore V8 253-308 VN Heads | PFEM7594-BK

Proflow AirMax Intake Manifold – PFEM7594-BK

Engineered specifically for Holden Commodore V8 308-383 c.i.d. engines running 1988–98 VN cylinder heads, the Proflow AirMax dual-plane intake manifold delivers strong street and high-performance gains. Tuned from 1,500 to 6,500 RPM, it combines excellent throttle response with real horsepower improvements over the factory intake.

Key Features

• Dual-plane AirMax design tuned for excellent throttle response and peak power from 1,500 to 6,500 RPM
• Designed to fit stock VN cylinder heads (1988–98) — no head modification required
• Square bore carburettor flange for broad carb compatibility
• Black powder coat finish — also available in natural cast aluminium
• Suitable for street and high-performance Holden Commodore V8 builds

Specifications

• Part Number: PFEM7594-BK
• Material: Cast Aluminium
• Finish: Black Powder Coat
• Carb Flange: Square Bore
• Manifold Type: Dual Plane
• Application: Holden Commodore V8 – 253, 304, 308 c.i.d. with VN Heads (1988–98)
• RPM Range: 1,500 – 6,500 RPM
• Weight: 8 kg

⚠️ Fitment Notes

• Requires SB Chev thermostat housing — stock Holden housing will not fit
• Does NOT fit VS Series 2 or VT models with factory roller cam

If you're building a VN-headed Holden V8 for the street or strip, the Proflow AirMax is the proven intake choice — just confirm your thermostat housing and cam spec before ordering.