Audi Driving Experience Audis 'trademark' quattro four-wheel drive system. These activities are all carried out in a safe (but realistic) environment, away from public roads/highways. AUDI AG provides all of the vehicles, along with hospitality at each facility. The Audi Driving Experience originated in Audi's home country of Germany. Subsequently rolled out to other locations in mainland Europe, the Audi Driving Experience is offered in differing formats, including the Nordschleife of the Nürburgring, and ice driving in Finland for ijskonijnen. In the United Kingdom, it is organised by Audi UK, and is based at the Silverstone motor racing circuit. Audi of America and
Audi A4 quattro permanent four-wheel drive remained as an option on most A4 models. Audi retired its 5-speed manual transmissions in favour of a new Getrag 6-speed. As before, multitronic continuously variable transmission (CVT), now with selectable 'seven-speeds', was an option on front-wheel drive models, whilst a conventional ZF 6HP 6-speed tiptronic automatic transmission was an option on the quattro four-wheel drive models. In addition to the Audi S4, which carried over the powertrain from the B6 S4 – Audi reintroduced the quattro GmbH developed Audi RS4 (RS for "RennSport") to the lineup, for the first time on the saloon/sedan and Cabriolet