Rush pipes come w/ 3 different baffle sizes (2",2 1/4", & 2 1/2").
Ran into Green Hornet over the weekend and he has 2" baffle Rush pipes and they sound really good (not loud but not stock) and he's happy with em.

http://www.mdracingstp.com/W51-rush-cruisers.html

Note: The longest tips work the best and come beyond the back of saddlebags.