First: Sell the car
Second: Buy a car with a manual trans
Third: Worry about engine/suspension before i touch anything on the exterior.

But thats just me.

More important is to realize this is your car and YOU decide what you like and what YOU thinks goes on the car cause fyi, lots of people reading your first post are gonna trash from the start instead of giving you constructive criticism.

Let's start with this. Why a Diamante?