Audi is close to approving its Le Mans quattro for production, said Audi Chairman Martin Winterkorn.
Audi showed the car at the 2003 IAA in Frankfurt. It featured a 5.0-liter biturbo engine with 610hp. Audi based the show car on the architecture of the Lamborghini Gallardo.
The Volkswagen group owns the Italian brand as well as Audi.