Audi: owdy or awdy
kinda of a repost but the first post was made way back in the day
https://www.audiforums.com/m_8742/tm.htm
https://www.audiforums.com/m_8742/tm.htm
Since it's a acronym, I suppose you could pronounce it however you want. It's not quite like a regular name that has a specific pronounciation.
I say owdy, my girls that drove my old S4 always called it awdy.
I say owdy, my girls that drove my old S4 always called it awdy.


