Everything is black back there. There are two larger boxes the KE and the ABS controller. The ABS is very wide and quite short the KE controller is about the size and shape of a book.

The MAS is silver with a black knob on the top with "I' and "O" written besides the knob.

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Steve Brotherton
Continental Imports
Gainesville FL
Bosch Master, ASE Master, L1
33 years MB technician