Filter Filters Subwoofer Boxes Under $50 Remove All Filters Condition New (12) Used (1) Size 10" (5) 12" (3) 6" x 9" (2) Receiver Size Yes 10-7-2015 (10) Custom 6x9" Speaker Wedge Truck / Car Box $33.95 Car Audio Single 10" Sealed Subwoofer Rear Angle Sub Box Enclosure 5/8" MDF Wood $39.95 (1) Car Audio Single 10" Sealed Subwoofer Salnted Hatchback Stereo Sub Box Enclosure $44.95 (2) Car Audio Single 12" Vented Subwoofer Stereo Sub Box Ported Enclosure 5/8" MDF $47.95 (7) Car Audio Single 10" Sealed Subwoofer Rear Angle Sub Box Enclosure 3/4" MDF Wood $48.95 Car Audio Single 12" Sealed Subwoofer Rear Angle Sub Box Enclosure 5/8" MDF Wood $44.95 Car Audio Single 10" Vented Subwoofer Stereo Sub Box Ported Enclosure 5/8" MDF $45.95 Custom 6x9" Speaker Wedge Truck / Car Box $33.95 (2) Car Audio Single 12" Sealed Square Sub Box Enclosure fits Kicker L7 Subwoofer $44.95 (2) Car Audio Single 12" Sealed Square Sub Box Enclosure fits Kicker L7 Subwoofer... $43.96 Car Audio Single 10" Sealed Square Sub Box Enclosure fits Kicker L7 Subwoofer $39.95 (2) Car Audio Single 10" Vented Square Sub Box Enclosure fits Kicker L7 Subwoofer $49.95 (1) Subwoofer Grill Universal 12" Flame $22.95 (2)