MTX 5512-22 12" 800 Watt Peak/400 Watt RMS DVC 2-ohm Car Subwoofer Sub+RockShip - Rockville Audio
Rockville W8K9D2 8" Inch 2000w Car Audio Subwoofer Dual 2-Ohm Sub CEA Compliant
Rockville RG212CA 2000w Dual 12 inches Vented Powered Car Subwoofer Enclosure+Amp Kit - Rockville Audio
Rockville W15K6D4 V2 15" 4000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
(2) Rockville W10K6D2 V2 10" 4000 Watt Car Audio Subwoofers Dual 2-Ohm Subs
Rockville Rock Shaker 12" Inch White 400w Powered Home Theater Subwoofer Sub - Rockville Audio
Kicker 43CVR154 COMPVR 1000 Watt 15" 4-Ohm DVC Car Stereo Subwoofer Sub+Speaker - Rockville Audio
Rockville Punisher 15D1 15" 6000w Peak CompetitionCar Audio Subwoofer Dual 1-Ohm Sub 1500w RMS CEA Rated - Rockville Audio
Rockville RV12.2B 1200w Dual 12" Car Subwoofer Enclosure+Mono Amplifier+Amp Kit - Rockville Audio
Rockville DV12K51 Dual 12" K5 2800w Car Subwoofers+Vented Sub Box+Polk Audio Amp - Rockville Audio
Rockville K5 W12K5S4 12" 1400w 4 Ohm Car Audio Subwoofer+Amplifier+Amp Kit
Rockville SK512 PACKAGE 12" 1400w Loaded K5 Car Subwoofer Enclosure+DB11 Amp - Rockville Audio
Amazon.com: Rockville W12K9D2 V3 12" K9 V3 4000w Peak/1000w RMS Car Subwoofer DVC 2-Ohm Sub : Electronics
Rockville W8K6D4 V2 8" 1400w Peak Car Audio Subwoofer Dual 4-Ohm Sub 350w RMS - Rockville Audio
Rockville W65K9D4 6.5" 1000w Car Audio Subwoofer Dual 4-Ohm Sub CEA Compliant
Rockville DV12K6D1 Dual 12" 4800w Car Audio Subwoofers Plexi Sub Enclosure Box - Rockville Audio
Rockville RVS12A 12" 1400w Slim Vented Powered Car Subwoofer Enclosure + Amp Kit - Rockville Audio
Polk Audio UMWS1000 Marine 10" Subwoofer 4 Ohm Boat Sub+Rockville Amp+Wire Kit - Rockville Audio
Rockville PBG18 18 inches Passive 2000 Watt 8 Ohm Pro Audio Subwoofer Sub/MDF Cabinet - Rockville Audio
Rockville DV12K6D1 Dual 12" 4800w Car Subwoofers in Plexi Sub Box+Amp+Wire Kit - Rockville Audio
Rockville VS8K54 8" K5 800w Car Subwoofer in Vented Sub Enclosure Box - 4 Ohm - Rockville Audio
Rockville W15K9D2 15" 5000w Car Audio Subwoofer Dual 2-Ohm Sub CEA Compliant
