An engine’s cylinder heads and intake manifold must work together as an integrated system to produce maximum performance. The intake charge should make a seamless transition from the manifold runners to the cylinder head ports. We’ve optimized the port shape, the plenum volumes, and the runner angle for each application.

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Proflow SuperMax Intake Manifold, Tunnel Ram, For Holden Commodore LS1/LS2, Carburetted 4150, Fabricated Black

Proflow SuperMax Intake Manifold, Tunnel Ram, For Holden Commodore LS1/LS2, Carburetted 4150, Fabricated Black

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