Parts such as the Air Cleaner: Tube,drain, Tube,outlet, Clamp, Clip are included in the Gsf1200s Bandit 2003 (k3) Usa (e03) Air Cleaner parts fiche.
This Cleaner Assy,air is the most expensive of the items that make up this Air Cleaner assembly.
The most reasonably priced component used on the Gsf1200s Bandit 2003 (k3) Usa (e03) Air Cleaner is the Screw 5x12.