Rockford Fosgate P300-12 300W 12 Single Powered Bass Sub Enclosure Amp- UC. If you need to quickly add bass to a system or want to alleviate the hassle of separate amplifiers and subwoofers, then the P300-12 is the right one for the job! The P300-12 features a Punch 12 subwoofer in a custom sealed enclosure and is powered by a mighty 300 Watt amplifier. The system is all-inclusive, so you only need to run power, ground and a signal from… Continue Reading ››