Filter Filters 12" Remove All Filters Price Under $50 (5) $50-$100 (44) $100-$500 (284) $500 and above (132) Condition New (374) Refurbished (88) Used (3) Brand Kicker (215) Harmony Audio (65) Subwoofer Boxes (62) Alpine (15) Memphis Audio (11) Bazooka (2) Peavey (2) Rockford Fosgate (2) Diamond Audio (1) Voice Coils 2 Ohm (1) Dual (58) Dual 2 Ohm (1) Single (97) Single 2 Ohm (1) triple (1) Sensitivity 81-85 dB (1) 83.1dB (2) 86 dB (1) 86-90 dB (74) 86.7 dB (2) 86.9 dB (2) 87 dB (1) 87.1 dB (16) 87.3 dB (1) 87.3dB (1) 87dB (1) 88.2dB (4) 88.6 dB (1) 88.6dB (2) 91.2dB (1) 98 dB (1) Over 101 dB (1) Speaker Type 1-way (2) Fixture Type Dual (85) Single (70) Receiver Size Yes 10-7-2015 (139) Speaker Type Subwoofer System (2) Active/Passive Passive (2) Alpine S-W12D2 Car Audio Type S Dual 2 Ohm 1200W 12" Subwoofers with Install Kit $399.90 Alpine S2-W12D4 Car Audio Type-S Series Dual 4-Ohm 12 Inch Subwoofer $186.95 Alpine S2-W12D2 Car Audio Type-S Series Dual 2-Ohm 12 Inch Subwoofer $186.95 Kicker 46L7T122 Car Audio L7T Shallow Mount 12" Sub Square L7 Subwoofer L7T12 $239.96 (2) Kicker 46L7T124 Car Audio L7T Shallow Mount 12" Sub Square L7 Subwoofer L7T12 $239.96 Alpine R2-W12D2 Next-Generation R-Series Dual 2-Ohm 750 RMS Watts 12" Subwoofer $379.95 Alpine S-W12D4 Car Audio Type S Series Sub Dual 4 Ohm 1800W Peak 12" Subwoofer $199.95 Kicker L7S12 Car Audio Solo-Baric 12 Subwoofer Square L7 Dual 2 Ohm Sub 44L7S122 $279.96 Alpine R2-W12D4 Next-Generation R-Series Dual 4-Ohm 750 RMS Watts 12" Subwoofer $379.95 Kicker 48CWRT124 12-Inch CompRT 4-Ohm Dual 500 (Watts RMS) 1000 (Watt Peak)... $183.96 Kicker 45L7R124 Car Audio L7R Square 12" Sub 1200W Dual 4 Ohm Subwoofer L7R12 $199.96 Alpine 12" R-Series Dual 4-Ohm Subwoofer Single Vented Ported Enclosure Sub... $555.45 Alpine S-W12D2 Car Audio Type S Series Sub Dual 2 Ohm 1200W Peak 12" Subwoofer $199.95 (1) 4 Kicker 46L7T124 Car Audio L7T Shallow Mount 12" 1200W Sub Square L7 Subwoofers $1199.96 (2) Kicker 44L7S124 Square L7 Solo Baric Subwoofer Dual 4 Ohm 12" Sub L7S12 Pair $595.92 Kicker L7S12 Solo-Baric Car Audio Subwoofers and Vented Sub Enclosure $694.95 2 Kicker 46L7T124 Car Audio L7T Shallow Mount 12" 1200W Sub Square L7 Subwoofers $599.98 Kicker L7S12 Car Audio Solo-Baric 12 Subwoofer Square L7 Dual 4 Ohm Sub 44L7S124 $289.95 (4) Kicker L7S12 Car Audio Solo-Baric 12 Subwoofer Square L7 Dual 4 Ohm Sub 44L7S124 $279.96 (4) Kicker 46L7T124 Car Audio L7T Shallow Mount 12" Sub Square L7 Subwoofer L7T12 $243.95 Alpine 12" R-Series Dual 4-Ohm Subwoofer Vented Ported Enclosure Sub Box Kit $759.90 Kicker 46L7T124 Car Audio L7T Shallow Mount 12" Sub Square L7 Subwoofer L7T12 $243.95 (2) Kicker 44L7S122 Square L7 Solo Baric Subwoofer Dual 2 Ohm 12" Sub L7S12 Pair $699.98 Kicker 43CVR122 12" CompVR CVR12 Series Sub 400W RMS 2 Ohm DVC Car Subwoofer $119.96 123456...20