A sample from the products for the Muffler include: Screw(6x10), Exhaust, Sensor,oxygen, Cable,exhaust Valve No.1.
The lowest price component in this Muffler parts-list fiche is the Nut.
With all the components that make up the GSXR750 2009 (K9) USA (E03) MUFFLER assembly. The Bolt is the most frequently specified with eight applications.