Electrical Gear in Boot of Audi A4 B8 Sedan

[DougC]

Folks,

Pardon my ignorance but can anyone please explain what the heat sink is for that is located behind the movable panel on the left side of the boot?

:1zhelp:

[Plife]

Folks,

Pardon my ignorance but can anyone please explain what the heat sink is for that is located behind the movable panel on the left side of the boot?

:1zhelp:
I am pretty sure this is the amplifier for the stereo.

[DougC]

Many thanks for the prompt response. That makes perfect sense.