Fitted 0 gauge cable from the engine bay to rear bench which splits into 2x4 gauge one for each amp, also fitted my new mono amp for the sub its a JBL GTO-751EZ 1200watts 500-750rms the sub is 300rms 1200 peak im sure it'll be fine

not had time to tune it at all just fitted and checked it was all working with the new power cable.
Private plate on its way.