How to Reduce the Cost of an Audi Replacement Key You don't want to lose the key to your Audi. A replacement key will allow you to get back to driving quickly. A new Audi key can cost between $280 to $475, which includes an expense to program the chip https://auto-locksmith37248.thenerdsblog.com/35473581/10-amazing-graphics-about-audi-a4-car-key-replacement