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Only one automaker was brave enough to build this quad-turbocharged engine, and it's not Bugatti

Whatever Audi does, BMW can do better. Enter the world’s only production quad-turbo engine, that sadly departed with more of ...

6 Audi engines you should steer clear of

Audi has made great cars for a very long time, but that doesn't mean it's never missed the mark, and that extends to the ...