I would just go with the Hella 4000's. The blackmagic driving it where you get two lights is about $210 or so. You can get 4000's online for $100-115 each. There is also a place back in Atlanta that sells new lights in damaged boxes for $75 each.
Also check ebay.
Race-Dezert Anonymous - Step #1:
"Hello, my name is Jason. And I'm a Race-Dezertaholic."