The Tidewater chapter of the BMWCCA is holding this HP driving event. I went to one at Langley Speedway 2-3 years ago with my E46 M3 and it was very well done. This looks like a significantly better venue at the NCCAR.
http://www.tidewaterbmwcca.org/driver.htm
Unfortunately because of other commitments I wont be able to go.