In Phase IPA8704D 2 Ohm Stable 1200 Watts Digital 4 Channel Amplifier – Car Audio Centre
Car audio amplifier FPX 4.400 SQ - Focal | Focal
12V 1800W Car Amplifier Stereo Power Amp, High Power Amplifier Sub Woofer, Enhanced Heat Dissipation Aluminum Alloy Power Amp Board for Car Audio System: Amazon.co.uk: Electronics & Photo