I have a little shop that does modification for big and small bikes alike. Here is a sample of what we do.
Belly pan and Engine Sliders

A closer shot

I was planning to make a hugger for the -1 (just like what I have for the CB400) but there is not enough space underneath the tail section and rear tires.
I also modded a couple of other bikes. You may visit
http://rageworx.multiply.com/photos