You might want to check these out too.
http://baer.com/Media/ContentDetails.aspx?ContentID=107 They use 11" rotors (they offer larger ones if you like) but basically the same dual piston aluminum PBR calipers used on C5 Corvettes. This is top shelf stuff and it just flat works and works well. And I`m not just saying that because I`m a Baer dealer.
You`re better off lowering the front end with springs. Drop spindles lower the car but leave the suspension arms at the stock angle which is less desirable for good handling. Marcus