Another way to go is to have Kossman widen your rear rim, and then buy a wider tire to fit. This way you have no cutting of the frame and you can keep the ability to have a rider sit behind you.
velociraptor intake; Cannella black riser; dyno tuned; black & white spikes
Cobra 3" slips (baffles in); Memphis Shades pop top sportshield; iso-driver boards
Fi2000R, ~120 mls LED lights; C&C SportTour seat; Rebel Bandit ReFlash Hog