Came across this while searching for some other stuff...Just though I would share in case anyone was in the market. Not sure if this is high or low as far as cost for a full V&H system;
http://cgi.ebay.com/ebaymotors/New-Vance-Hines-Supersport-Exhaust-Suzuki-GS-500-_W0QQcmdZViewItemQQhashZitem56442ca086QQitemZ370510962822QQptZMotorcyclesQ5fPartsQ5fAccessories