http://www.ebay.com/bhp/front-panel-audio-cable
There are various types, some can be the reverse to the connection of the front panel so you need to determine the pin array of the motherboard connection to the front panel connection.
Thank you very much for the needed direction. It wasn't just audio I wanted, but I DID find what I was looking for here:http://www.ebay.com/itm/Supermicro-CBL084L-Front-Panel-Connector-/130610571120