Looking at carorder.com site which lists the top 10 cars that users are configuring..... Audi is #4.

1. 1999 Honda Accord 6. 1999 Toyota Camry
2. 2000 BMW 3-Series 7. 2000 Toyota Sienna
3. 1999 Honda Civic 8. 1999 Acura 3.2 TL
4. 1999 Audi A4 9. 1999 Volkswagen New Beetle
5. 1999 Toyota 4Runner 10. 1999 BMW 528