Custom build your exhaust or turbo manifold with high-quality Aeroflow components. Aeroflow CNC header flanges are manufactured from 9.5mm (3/8") thick stainless 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 shapes to make your cylinder heads and headers/manifolds meet your exhaust building needs.