FRANKFURT, GERMANY - SEP 16, 2015: Audi S4 TFSI V6 engine at the IAA 2015.

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Photo credit: © VDWI Automotive / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: audi, auto, automotive, autoshow, car, drive, engine, fast, frankfurt, fuel, iaa, injection, interior, model, modern, motor, motorshow, s4, show, sportscar, stratified, supercar, tfsi, turbo, v6, vehicle