Part # 822042 (pic) is a Hi-Ram Fabricated Intake Manifold LS3/L92 102mm Throttle Body opening + Fuel Rail Kit Black with Sniper EFI logo. 2200-6800 RPM.
Part # 822051 (pic) is a Hi-Ram Fabricated Intake Manifold with 4150 flange that fits LS3/LS92 Single Plane EFI + Fuel Rail Kit Silver with Sniper EFI logo. Available in 92mm and 102mm bore Throttle Body Openings. 2200-6800 RPM.