Skar Audio RP-800.1DM 800 Watt Monoblock Class D Marine Subwoofer Amplifier : Amazon.com.au: Electronics
BOSS Audio R6002 Riot 1200 Watt, 2 Channel, 2/4 Ohm Stable Class A/B, Full Range, Bridgeable, MOSFET Car Amplifier with Remote Subwoofer Control : Amazon.com.au: Everything Else