Your options are limited in the OEM-look. I would suggest you look at DEKA or Titek.
http://www.gt-rr.com/product.html?m=deka&n=carbon_fiber_wing_oem-style&id=1175
http://www.gt-rr.com/product.html?m=titek&n=carbon_fiber_rear_spoiler&id=755
http://www.gt-rr.com/product.html?m=deka&n=carbon_fiber_wing_oem-style&id=1175
http://www.gt-rr.com/product.html?m=titek&n=carbon_fiber_rear_spoiler&id=755