BRACKET-LICENCE PLATE - 370Z (Z34) 2009+ :: Nissan Parts, NISMO and Nissan Accessories - Courtesyparts.com
70bucks online if you cant find one...although im pretty sure theres a ton of members willing to sell theirs for less. me included
although id personally buy this to avoid any drilling into that beautiful bumper:
http://www.stillen.com/product.asp?i...SAN&model=370Z