• DR DOUBLE ROCK CB08 Under-Seat Subwoofer Car Audio 600 Watts 8 inch Slim Powered Subwoofer with Built in Amp Active Compact Subwoofer with Amplified+Bass Volume Control Knob KWD 39.500
• DR Double Rock DR-150.4 RMS 150 Watt by 4 Channel Amplifier Car Audio at 4Ohms Class A/B Speaker Amplifier Full-Range 150Wx4CH Car Amp KWD 54
• MX12D4 1200 Watts Max D4 12 inch subwoofers Dual 4 Ohm Car Subwoofer 4 Ohm Voice Coil for a Powerful Bass KWD 43.500
• DR-1200.1 Amplifier Car Audio 1200 Watt Class D Subwoofer Amplifier Monoblock Highs Amp with Bass Knob Level Remote Control Car Amp 1200W Car Audio Amplifier KWD 50