Logic 7 Becker amplifier distorted bass issue on E65 7 series BMW

They very typical Logic 7 amplifier issue - distorted bass - can be fixed with a repair KIT, further details here:
www.diyparadise.net/logic_7_re...
E65 7 series BMW

[@fixandtests]

It is a very good kit , my amp become like new , but You really need how to solder if you want to do it yourself