Seen this? new brake cooling kit for 2005+ - electric blower motors, thermostat - controlled, cools even when the car is standing still!
Ebay listing under "brake cooling kit"
eBay Motors: Complete Brake Cooling Kit - 2005 + Mustang (item 300210796981 end time Apr-05-08 15:13:06 PDT)
Spring's here! - time to race