You will need ot get an alignment whenever you change the height of your car. You get toe out (I think) when you drop and toe in when you raise the car. Toe can affect how quickly your tires wear out too.
Most people suggest a camber kit with a 2" or more drop.
__________________
Sponsored by: KAM Racing Sports, Falken Tires, Progress Technology, Brady's High Performance, Taggart Performance Engineering, Rotora Brakes
Autocross is: 90% driver, 5% car, & 5%
CRAZY MOJO!
Autocross Help Page