New Replace Back up Uncut Blank Folding Flip Fob Key Case Shell for Bmw Z3 X5 330i 325i Z4 X3 545i 530i (1) Transmitter Keyless,replacement Key Blank, No Transponder Chip and Electronics/Battery, shipping time is about 7-15days The key is uncut and needs be brought to a locksmith or a dealer to be cut to match your car. This item isn't a remote key, it's just a remote key shell. NO interior (remote/electronics/ignition or transponder chips) unit inside. Take the internal electronics (include immobilizer/transponder chip) from original remote and place them to our key shell, then it is OK! There's no programming needed. Pls kindly check out your key button position before buying, make sure your remote key case looks exactly the same with our case.