MTX RT8PT 8" 120-Watt RMS Amplified Vented Subwoofer Enclosure Don't be fooled by the compact size of the RT8PT Tube, this amplified and vented bass tube is designed to deliver bass like only MTX can. This low profile unit can be installed in virtually any vehicle without sacrificing space. The 8" subwoofer, integrated amplifier, and vented enclosure delivers bass you have to experience to believe.
eBay