if that's a real SV LP670-4 (which it appears to be), it is 1 of only 350 and that spoiler is stock... the SV stands for "Super Veloce" and is stupid fast.
http://www.carshowp.com/wp-content/u...-Side-View.jpg
http://www.carshowp.com/wp-content/u...-Side-View.jpg
additionally, the colorings (if it has the stripe on the hood and roof) possibly make it 1 of the special "china edition"... only 10 of those were made.