The Air Cleaner assembly is constructed from several parts from which the Cleaner Assy,air is the most expensive.
This schematic depicts all components used in the Vl1500b Intruder 2004 (k4) Usa (e03) Air Cleaner partslist.
A sample from the products for the Air Cleaner include: Tube,outlet, Filter,air Cleaner, Clamp, Clip.