Replacement Key For Audi A4 If you're a proud Audi owner you're already aware that the Audi brand's cars are the ultimate in sophistication and performance. However, like all things that are used frequently the key fob of your Audi may wear down due to usage or lose battery power. https://g2868197.rimmablog.com/29557081/15-reasons-not-to-be-ignoring-audi-advanced-key