Car Key Replacement Tips For Your Audi Q7 Most people have misplaced their keys at some time or another. The key fob of an Audi is convenient for Virginia Beach drives but the battery will eventually degrade. A replacement key from an Audi dealer could cost between $280 to $475. https://auto-locksmith61031.activosblog.com/29231582/15-top-pinterest-boards-of-all-time-about-audi-a4-car-key-replacement