Damond Motorsports Mazdaspeed Billet Intake ManifoldAfter years design work, were proud to release our Mazdaspeed Intake Manifold. Machined entirely from billet 6061 aluminum, this modular manifold bolts together with o ring seals at every interface for reliable, leak free operation. Each runner features a large radius inlet and a tapered profile that transitions smoothly toward the port. The manifold is available in two configurations: a centered throttle body mount beneath the manifold, or a stock