Link
here
€179.99 (about $325 NZ) gets you:
*Metal sculpted box finished in SLS AMG Obsidian Black
*Exclusive GT branded SLS AMG 1:43 model car
*GT leather wallet containing Signature Edition competition entry card
*Branded USB key with Polyphony/Mercedes-Benz trailer
*GT branded metal key fob
*Signature Edition coffee table book featuring the beautiful cars and locations of Gran Turismo 5
*200 page Apex drivers magazine with hints on driving technique, car tuning, future technologies and more
Lots of stuff but here's the kicker:
"Those lucky enough to get their hands on the Signature Edition (quantities are going to be strictly limited) will be able to enter an extraordinary competition that will combine in-game and real world driving challenges – the prize at the end of these two stages? A real Mercedes-Benz SLS AMG supercar"