CAS1/2/3/4/CAS4+ OBD2 Key Programmer for BMW Multi Tool Plus CAS4 Adapter, you may also need tool like xprog-m to read out cas4 chip data, then use BMW Multi Tool to write it back.
CAS1/2/3/4/CAS4+ OBD2 Key Programmer for BMW Multi Tool Plus CAS4 Adapter
BMW Multi tool can only do BMW CAS1 - CAS 3+ key programme, with BMW CAS4 adapter, it can generate key for BMW F Series car.
CAS4 Adapter and BMW Multi tool can only help you write data, you also need tool like XPROG-M to read chip data from CAS4.
1set x Multi Tool for BMW with adapter
1pc x CAS4 Adapter for BMW
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