FBS4 Engine Control Module Transfer Immo Data

If you want retrofit Engine on your W205, W222, W213, W166, W247 etc with FBS4 system.
For example car have engine 2.0, you want put engine with 3.5 we can transfer immo data from old ecu to new one.
Read full data from both ECU (flex or other programmer), we will send mod data, write it and engine will start.
For more details contact with chat