BassPro II | Compact bandpass subwoofer with built-in amplifier, Input for Line, Hi or Lo input
PYRAMID BNPS122 12"1200W Car Audio Sub Box Subwoofer Bandpass Box Subs - Walmart.com
Turbosound NuQ118B 18" Bandpass Subwoofer For Portable PA Applications, Black | Full Compass Systems
Pyle Plqb10 10 Inch 500 Watt Max Power Vehicle Car Audio Speaker Subwoofer Bandpass Enclosure Box System With Plexiglass Front Window Panel, Black : Target
Amazon.com: AUDIOTEK AT-510FB Dual 10" 1600 Watt Max Power Band Pass Vented Sealed Vehicle Subwoofer Box Loaded with 10 Inch Car Audio Dual 4 Ohm Sub Enclosure : Electronics