Filter Filters Yes 10-7-2015 Subwoofer Boxes Remove All Filters Price $50-$100 (4) $100-$500 (4) Condition New (8) Size 10" (3) 12" (2) 15" (2) 8" (1) Car Audio Dual 10" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $109.95 (2) Car Audio Dual 15" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $179.95 Car Audio Single 10" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $79.95 (1) Car Audio Single 12" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $84.95 (1) Car Audio Dual 12" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $129.95 (1) Car Audio Dual 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $79.95 Car Audio Single 15" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $99.95 (1) 2007-2013 GMC Sierra Crew Cab Truck Custom Dual 10" Sub Subwoofer Enclosure Box $129.95