The orange one with the Cup engine on N20 stripped out?
Well, it's had a new engine.. an Audi TT lump.
Running about 280bhp, it's got a P to W ratio of about 350bhp/tonne. A Lamborghini Murcielago = 351 bhp per tonne.
Vids of the beasty here:
http://homepages.nildram.co.uk/~cadams/videos/ttclio/