With a quantity of eight pieces, the Nut (22u) is the most used part in the EXHAUST diagram.
The Exhaust assembly is constructed from several parts from which the Exhaust Pipe Assy 1 is the most expensive.
The twenty-eight Yzf-r1 2000 5jj1 Portugal 105jj-300e2 Exhaust component parts are all listed in this schematic.