BMW 3 button Remote Key Case - 3 Series -5  Series - X3 - X5 - Z4 -  Key Blade HU92 - after market product

Key blade: HU58

• It is straight forward to replace the inside of the existing electronics of your remote control to the new key shell. Reprogramming is not necessary! The key shell comes without electronics and transponder.
• Just let the key blade cut at your local locksmith 
• It is important that you read the accompanying description carefully before you start transferring the electronics.
  
• For a rechargeable battery see Batteries