You've likely seen alot of.press lately due to.the release of the V2 Software which incorporated many new features such as boost, traction control etc. Hands down it's one of the nicest systems available for the cost. It is self learning and can control nearly any system you desire (TBI, Dual TBI, MPFI, Drive by Wire ) along with standard and LS/DIS Ignitions. Check out the latest software at
http://www.holley.com/TechService/Library.asp