How to Reduce the Cost of an Audi Replacement Key If you own an Audi, the key to your car is something you never would like to lose. A replacement key can help you get back to driving quickly. A new Audi key will cost between $280 to $475. This https://carlocksmiths21334.answerblogs.com/30347781/what-s-the-reason-you-re-failing-at-audi-a4-car-key-replacement