Filter Filters Subwoofer Boxes $50-$100 Remove All Filters Condition New (5) Size 8" (1) 10" (1) 12" (1) 15" (1) Receiver Size Yes 10-7-2015 (4) 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 Single 8" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $69.95 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)