aFe 46-10073-1 BladeRunner Intake ManifoldaFe 46 10073 1 BladeRunner Intake Manifold The BladeRunner intake manifold represents the next generation in intake manifold design. The BladeRunner intake manifold uses a unique MDV (Multiple Directional Vane) technology to guide the air through the manifold maximizing air flow. Constructed out of cast 808 aluminum alloy, this manifold uses a proprietary internal bolt design to help increase the flow and provide a solid seal void of leaks or