Why Buy a Genuine BMW Replacement Key? BMW key fobs are designed with security at the forefront. They only broadcast an individual identifying signal to your vehicle. This keeps third-party hackers from hacking into your vehicle or cloning your key. BMWs do not accept key fobs that have been used. https://the-key-lab63633.affiliatblogger.com/82381530/10-meetups-on-bmw-car-key-you-should-attend