Why would you not lower the whole car?
Really, the rear suspension is the key to getting/keeping these cars handling properly, so lowering the front & rear together is kind of important. What you're proposing could lead to a bit of over-steer.
2012 GT Premium, Brembo PP, MT82, 3.73s, Blk/Blk. Bama 93R, Koni Yellow Rear Shocks, Hawk Ceramic pads, Luxurious & Plush Floor Mats