According to their website there's a dealer close to you...
http://holeshotwheels.com/
http://holeshotwheels.com/dealer-locator/
Myron Piatek will probably chime in but unless he points you elsewhere I'd call them directly...better yet, go to their place in Bunnell, FL and hit the beach while they're making the change. If they are like some multi-piece wheel manufacturers I'd only trust them to make the seal so you don't have an air leak.