aFe BladeRunner Ported Ductile Iron Exhaust Manifold 08-10 Ford Diesel Trucks V8 6.4L (td)Bolt on diesel power with aFe's BladeRunner exhaust manifolds for your 08 10 6. 4L Powerstroke. These ported ductile iron manifolds will reduce pressure loss to your turbocharger for increased performance and improve throttle response. The manifolds are compatible with all factory equipment including AC lines, heat shields, and EGR cooler for a true bolt on upgrade. These manifolds have both the inlet and the outlet ports CNC machined to match the