Some items from this specific schematic: Bolt, Brace Comp,hea, Cushion,headlamp Housing Brace, Cover,headlamp Lwr.
The most reasonably priced component used on the Vzr1800 Boulevard M109r 2009 (k9) California (e33) Headlamp Cover (vzr1800nk8/nk9) is the Cushion.
The most expensive part in this assembly is the Brace Comp,hea.