Recently traded in my '06 R6:
For this:
The things I've done to it so far are:
Pazzo levers (swapped from my '06)
Smoked integrator (swapped from '06)
VFX fender eliminator (swapped)
Puig light smoke DB (not in pic)
T-Tuner mid pipe (eliminates the 13lbs catalytic converter)
Stomp Grip
SS lines I haven't installed yet
Flush mounts (swapped)