Car Modified Remote Key Shell Keyless Smart Key Case Blank Cover Upgrade for Audi A3 A4 A6 A8 TT Q2 Q3 Q5 Q7 S3 A5 A7 RS3Here listed is a new replacement outer shell/case to replace your worn or broken case shell.You can easily move the internal components from your old case to this new replacement shellthe key blade need to cut at a local locksmith.NO interior (remote/electronics/transponder chips/battery) unit inside