On this parts fiche the Hose,air Feed is the most specified component.
A sample from the products for the Air Injection Control Valve include: Clamp,d20 Tube, Joint,three Way, Aicv Assy, Tube A,pb.
The twenty-three Gl1500c Valkyrie 2001 (1) Germany / Kph Air Injection Control Valve component parts are all listed in this schematic.