Steel Header Flanges

Aeroflow CNC machined Mild

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Custom build your exhaust or turbo manifold with high quality Aeroflow components. Aeroflow’s CNC header flanges are manufactured from 9.5mm (3/8") thick mild steel. They are precision-cut to meet your ports, reduce warping, and prevent leaks. The Aeroflow header flanges are offered in a variety of header flange sizes and shapesto mate your cylinder heads and headers/manifolds to meet your exhaust building needs.