I was in a similar situation about 6 months ago an I opted for carbon fiber. I bought a Seibon, and it was just a straight bolt on. No adjustments, lined up perfect.
I got it from here:
Hoods
I drive a 5th gen, so I can't attest to the fitment of the Seibon on a 4th gen, but I've been more than happy with my Seibon.