Hi im not really good at this but here are the specs for the sub.
8" Punch HX2 DVC Specifications: Depth: 4.8125 inches
Peak Power: 800 Watts
RMS Power: 400 Watts
Sensitivity: 85dB / W / m
Size: 8 inches
Type: Dual Voice Coil 4 Oh
What amp would i need to get the most power out of this...