30-08-15, 11:27 AM
(30-08-15, 05:18 AM)mark g link Wrote: On a slightly different note, I wonder why nearly everybody always changes the end can? you'd think that Yamaha would it licked when it came to power with the OEM item
Probably because, like with the FZ6's Engine Map, they've had to make compromises (or fiddles) to fit in with legislation and licensing requirements.