2021 Audi S4 WAUC4AF4-M — group E
10 vehicles sit in group E of this build. Cars are filed by a fixed rule based on the VIN, so a car never moves between groups.
What WAUC4AF4-M means
- WAU
- the World Manufacturer Identifier Audi registered — assembled in Germany
- C4AF4
- together encode the S4 line — Sedan, 3L 6cyl, All-wheel drive — as Audi filed it, these five characters are read as one block, not letter by letter
- M
- in position 10 — model year 2021
- 9, 11–17
- differ on every car: check digit, plant code and the serial number
Vehicles in this group
10 vehicles in this group, in fixed VIN order.
