Fitting kit to add a 2 channel amplifier or an active subwoofer to various Mercedes Benz models built after 2017 with an original MBUX multimedia system.

This kit outputs 2 pre-out channels suitable for sending audio to a 2 channel amplifier or active subwoofer, along with a 12v amplifier turn on output to wake up the amplifier or subwoofer when the radio starts producing audio.

NOT COMPATIBLE WITH CARS WITH EARLIER NTG MULTIMEDIA, AUDIO 30, AUDIO 40 OR OTHER AMPLIFIED AUDIO SYSTEM INCLUDING BOSE AND HARMAN KARDON.

This connection kit includes:
1x SOT-MB-005 SOT cable -  connects between the original radio and the vehicles radio wiring harness to split power and speaker outputs to be used by the amplifier.
1x Y cable -  retains the amplifier in the original radio continue running the cars speakers.
1x 2 Channel High to Low Level Adapter - reduces the gain on the pre-amplified signal from the cars radio (front speakers) and has RCA output suitable for sending audio to a 2 channel amplifier or active subwoofer. Additionally the adapter detects an audio signal and outputs a 12v amplifier turn on signal.

Adjustable tuning pots on the level adapter allow fine tuning to remove interference and to adjust the volume level on both channels.

Fitting instructions can be found here.

PLEASE NOTE: This connection kit does not come with a subwoofer or 2 channel amplifier. An amplifier fitting kit is required. Many active subwoofers come with an amplifier fitting kit, but if not then a fitting kit suitable for most vehicles and active subwoofers or amplifiers is available here.

Compatible with the following vehicles.