Filter Filters 15" Remove All Filters Price $50-$100 (1) $100-$500 (4) $500 and above (6) Condition New (9) Refurbished (2) Brand Harmony Audio (5) Subwoofer Boxes (2) Voice Coils Dual (1) Sensitivity 89.4 dB (1) Fixture Type Dual (4) Receiver Size Yes 10-7-2015 (2) Car Audio Dual 15" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $179.95 Car Audio Single 15" SPL Bass Subwoofer Labyrinth Vent Sub Box Stereo Enclosure $99.95 (1) Harmony Audio HA-RS15 15" Vented 900W Loaded Enclosure with Harmony Audio... $190.99 Kicker 44L7S152 15" L7 Subs with 43CXA18001 Amplifier Vented Sub Box & Bass Knob $1040.95 Kicker 44L7S152 L7 Subs with 43CXA18001 Amplifier Vented Sub Box & Bass Knob $1115.95 Kicker 44L7S152 L7 Subs with 43CXA18001 Amplifier Sealed Sub Box & Bass Knob $1109.95 Kicker 44L7S152 15" L7 Subs with 43CXA18001 Amplifier Sealed Sub Box & Bass Knob $1039.95 Harmony Audio HA-A152 Car Stereo Alloy Series 15" Sub 1500W Dual 2 Ohm... $209.99 4x Harmony HA-ML151 Monolith 15" Competition SPL Sub 3200W Dual 1 Ohm Subwoofer $1300.99 8x Harmony Audio HA-C152 Car Competition 15" Sub 2800W Dual 2 Ohm Subwoofer New $1430.99