Deciding if a car is genuine is a major problem with these things. The only info made available by kids heart as obtained using the way back machine and google translate (brace your self) is the following:
Major features
You have arranged a logo of "Sileighty" side view, rear view.
Equipped with front grille which was conscious aeroforme bumper corners and 4th lights light, the young people, image is produced bulls.
Can be in addition to the manufacturer, dealer option and other mechanical LSD, be attached to the new car purchase Nismo original part is also optional.
In order to perform at the factory of Nissan dealers all, renovation and painting has become a fine-tuned to make every detail.
I can receive after-sales service as good as new at Nissan dealers nationwide.
※ However, in some cases you do not receive a warranty with respect to some painting of refurbished parts.
Body color yellow, Spark Silver M, Midnight Purple P, Super Black, White (five colors)
※ M: metallic, P: Pearl
https://translate.google.co.uk/tran...0601010728/http://www.kidsheart.co.jp/sil.htm
One can only assume a record of vin numbers is kept at kids heart. As far as making it into the Uk, I have seen people claim to have genuine items on the sxoc but given the ease by which one can replicate such a car I wouldn't take anyones but kidheart's word on that.
Interesting side note... The only s-body rarer than these is is genuine manual Autech s15 Varietta of which only 300 are believed to be produced. Including autos full production is said to be 1300.