Skunk2 307-05-9050 Ultra Series Black Anodized Intake Manifold for Honda B-Series 3.5L VTEC Engines Available in 3.5 liter, 4.5 liter, and 5.5liter configurations Hi-grade mounting hardware 6.5 inch tilted and tapered hi-velocity runners Provisions for additional injectors on bottom side of runners Generously cast runner walls for porting