Pobably the newes car on the site is the Kadett Superboss. It was a homologation car built in the early nineties to compete with the BMWs.
TopCar recently published a very nice article on the car - go out and buy it. Here is a small excerpt showing the essentials:
Compared to some other cars on the site the power output seems a bit low, but it was a very good performer for its era.