S677A Retrofit BMW E60 with Logic7 Harman Becker audio system

This is story how i instal logic7 audio system to my BMW E60. I code ecu by myself and add a lot wires, 3 roll of fabric tape and a lot of hand work. But in the end i was very happy for two reason :) First one is that i made it till the end and second one is i have logic7 in my beloved car.

Part list which i used in video (new first, then used)
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