Car Key Replacement Tips For Your Audi Q7 Most people have misplaced their keys at some point. The key fob on an Audi is ideal for Virginia Beach drives but the battery is prone to wear out. A replacement key from an Audi dealer could cost between $280 to $475. https://car-locksmith73980.bloguerosa.com/29359620/10-graphics-inspirational-about-audi-a4-car-key-replacement