This is an adapter loom with CAN interface for putting an aftermarket stereo into a pre 2009 (i.e NTG1) Mercedes E Class, Mercedes CLS, or Mercedes SLK with the Audio-20-CD system
It is not suitable for vehicles with COMAND, Audio-20-Cassette, or Audio-50-APS systems, or for vehicles with NTG2.5 (i.e from Model Year 2009).
This is a special order item and can take a few days to come into stock.