Another update for Nissan’s still mighty GT-R with the new Track Edition model.

More power makes SEAT's high performance Leon Cupra 290 even more desirable

Proving that less is sometimes more; here comes the Mercedes-AMG SL 65.

New looks, new tech, new transmissions - the Mercedes SL sharpens up its act.

Facelifted madhouse Mercedes-AMG SL 63 remains a brutal piece of kit.

It looks much the same as before, but the Optima's cabin, engine and chassis have all been massively upgraded.