Yeah, the one I'm talking about is the ..
Nissan GT-R SpecV (GT Academy Special).. according to myGranTurismo.net. There's two with an almost identical name, the Academy
Special from the EU event and the Academy
Version from the License prize, ironically the picture of the Academy Special / EU one (above) looks very similar to the diecast model pic that MastrGT posted so I would assume they're recycling that content.