The lowest price component in this Muffler(s) parts-list fiche is the Bolt-flanged-small.
Some items from this specific schematic: Damper,muffler,fr, Wool,baffle Pipe, Bolt-flanged-small, Damper,muffler,rr.
The Bolt is the most widely applied product in the KX250-L1 1999 EUROPE FR AS MUFFLER(S) ( four times ).