I have a Rockford Fosgate P3D4-12, it says it's 500 watts RMS and 1000 watts max. I thought it was 600 RMS and 1200 peak? I guess I have an older version. It's a DVC 4 ohm sub. The amp I have is a Memphis PRD1000.1
The sub is in an enclosed box, and is going in my trunk. What would be the ideal...