B2 Audio 8" High Excursion Subwoofer RAGE8 D2 500W RMS Dual 2 Ohm

8" 1000W Max Dual 4-Ohm Quad Stack Magnet Subwoofer Audiopipe

DD Audio SL710 10" 1000W RMS Dual 2 Ohm 3" VC Car Audio Subwoofer

DD Audio 500 "E" Series 8" 500W RMS 2-Ohm DVC Power Tuned Subwoofer / DD-508E-D2

Orion XTRPRO802D 8" 1000W RMS Subwoofer DVC 2-Ohm

Nemesis Audio NA-8H v.3 8" 900W RMS Subwoofer DVC

DD Audio Digital Designs 8 Inch 600 Watt Hi-Def Tuned Shallow Subwoofer SL608-D2

Nemesis Audio NA-12H-SLM v.2 12" 700W RMS Shallow Mount Subwoofer DVC 4-Ohm