WARNING: This page is about a different car, the 2025 Audi S3, 2025 Audi RS 3, and 2025 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Vehicle Data Sticker
Courtesy of AUDI OF AMERICA, LLC
The vehicle data label is located in the luggage compartment under the luggage compartment floor cover in the spare tire well, on the left side in the direction of travel.