Filter Filters $50-$100 10" Remove All Filters Condition New (2) Brand Alpine (1) Subwoofer Boxes (1) Voice Coils Single (1) Receiver Size Yes 10-7-2015 (1) Car Audio Single 10" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $79.95 (1) Alpine W10S4 Car Audio BassLine Series Sub Single 4 Ohm 500W Peak 10" Subwoofer $89.95