Pioneer GM-D1004 (D class) power amplifier (4-channel).

Pioneer GM-D1004 (D class) power amplifier (4-channel).

An amplifier shouldn’t take up too much space, especially in your car. 
That is why this Class-D amp might just be what you are looking for.
The GM-D1004 is a compact amplifier that can easily be installed behind the dashboard of your car – cables are included ! 
Power can be taken from the console panel thanks to its protection control system, which suppresses excess current during large output. 
Additionally, it prevents extreme overheating of parts and maintains stable operations.

181x38x64 mm.