I've done it. I cut the crossover at the exhaust pipe. It gives it a different tone. I think it sounds a lot better. If it looses any power I could not tell it. If you upgraded to free flowing intake/exhaust and rejetted I'm sure that would make any you lost back. listen to my sound clip http://www.bonnevilleamerica.com/resources/audio-video-files/

07 TBA, 32" Turnouts, DIY Freak, hard saddlebags, 18" screen, dresser bars, highway pegs, floorboards, fog lights, amber run/turn lights front, red run/turn/stop lights back, blue speedo/tach lights, LED console lights