Audi AG is a German automobile manufacturer with headquarters in Ingolstadt, Bavaria, and is an almost wholly owned (99.7%) subsidiary of the Volkswagen Group since 1964.Audi's German tagline is "Vorsprung durch Technik"; this is used either untranslated or in its English translation, "Advancement Through Technology". The American tagline is "Never Follow".Pronunciation: The correct German and Latin form rhymes with "howdy"