The Screw-wash,5x16 is the lowest priced item on this Air Cleaner schematic.
The sub assemblies and components that make up this Air Cleaner include this Case Comp,air/c, the most expensive part.
Parts such as the Air Cleaner: Element,air/c, Nut,clip 6mm, Plug,brthr Tube, Case Comp,air/c are included in the Gl1500ct Valkyrie Tourer 1998 (w) Usa California Air Cleaner parts fiche.