Very nice
Heed (in Poland) do some nice engine bars - I have a black set on mine, good fit and not too obtrusive.
The Nav 6 integrates nicely; Updates the clock, records speed, gear shifts, lean angle etc, and lets you know when you are low on fuel and pops an icon up that will direct you to the nearest garage. And can be controlled from the wonder wheel when you are riding.
Euro4 dumbed the throttle response down on the K16, and a simple Stg1 ECU tune from
http://www.cjsracing.co.uk/ brings it back to life, well recommended