Pyle Plqb10 10 Inch 500 Watt Max Power Vehicle Car Audio Speaker Subwoofer Bandpass Enclosure Box System With Plexiglass Front Window Panel (2 Pack) : Target
Custom 6th Order Bandpass Subwoofer Box Plans | CustomLowz
BLACK 10" SINGLE SLOT PORTED BANDPASS SUB BOX
Axton ATB216 Bandpass Subwoofer Housing With 2 X 16 CM / 6,5″ Subwoofer,250 Watt | eBay
Dual 6.5 or 8" Dual Custom Sub Boxes with Kerf | Down4SoundShop.com