MOST Fiber Optic Aux In Interface interface for BMW/AUDI MMI/Mercedes/Porsche



inc. VAT 20.00 % (£33.33)
Add Bluetooth Receiver for wireless music streaming
Add an AUX input to your Audi 2G/3G or BMW/Mercedes/Porshce System.

This interface is specifically designed to deliver CD quality sound to Audi, Mercedes or BMW vehicles with the fiber optic audio connection.   It connects directly to the fiber optic connection on the back of the CD changer and then allows you to connect any audio device such as any smartphone via the 3.5mm Audio jack or the optional Bluetooth adapter.


  • Connect your MP3 player, iPod or any audio device directly to your cars fiber optic system for perfect digital quality sound
  • Provides an AUX Input to the Digital optic system allowing any audio device to be connected.
  • Plug & Play fiber optic connections. 
  • Designed for the professional look, no cigarette lighter adapters, all wires hidden (interface in glove compartment)
  • Optional Bluetooth receiver for wireless music streaming (select option from the drop down list)

The kit includes the following:

  • MOST Fiber Optic Interface
  • Plug & Play Fibre Optic cable
  • Wiring Loom


The installation takes place behind the CD changer, usually found in the glove box.  Connect the fibre optic connection to the existing connection behind the CD and the provided power cable to the back of the CD changer. . An RCA to 3.5mm cable can be used to connect the interface to the headphone jack of your audio device (not included).


Compatible with the Audi 2G /3G MMI High and MMI Basic systems in the following models:

  • Audi A4/S4 2007 Onwards 
  • Audi A5/S5 2007 Onwards  
  • Audi A6/S7 2004 Onwards
  • Audi A8/S8 2002 Onwards
  • Audi Q7 2004  Onwards

Also compatible with the Audi A4 (B8), Audi A5 and Audi Q5 with the 2G MMI High upgrade option.

BMW Professional Radio, Businesss and Professional Navigation Systems (CIC) with iDrive

Mercedes Audio5, Audio20, APS50, Comand APS NTG1/NTG2

Posche PCM 2.0 and PCM2.1

They system is interned for passenger use only. We cannot accept any liability of any material or personal damages caused by the installation or use of this product. Therefore, installation of this product will be performed at the user full responsibility.