Chrome Ford 6.0 High Flow Intake Elbow for 2003 - 2007 F250 F350 F450 F550 Excursion E-series Vans Includes High Flow Intake Elbow Includes Intake Elbow Gasket Dual threaded ports for boost guage / NOS injection Polished Aluminum ***03/04 models require butterfly valve under oem intake elbow to be removed for installation of high flow intake elbow