SUNDOWN AUDIO E15 v4 15" D4 Subwoofer | 500W RMS - 4 OHM - Down4Sound Shop
SUNDOWN AUDIO E15 v4 15" D2 Subwoofer | 500W RMS - 2 OHM - Down4Sound Shop
VSW104v2 1000W Peak (500W RMS) 10" VS-Series v2 Dual 4-Ohm Subwoofer — NVX
Shop 10" 500W RMS 4-Ohm Subwoofer - HEX Subwoofer - Diamond Audio
Pioneer TS-A300D4 12" 500W RMS Dual 4-Ohm A Series Subwoofer
Amazon.com: American Bass XD-1244 12-inch Subwoofer 500 Watt RMS / 1000 Watt Max Dual Voice Coil 4 Ohm Voice Coils 125 Oz Magnet : Electronics
46L7T104 KICKER 10" L7T Thin Solo-Baric Square Subwoofer Sub 500W RMS 4 Ohm DVC — Pro Audio Center
Pioneer 12 Woofer 500W RMS/1600W Max Single 4 Ohm Voice Coil | eBay
Kicker 50GOLD124 50th Ann. Limited Edition Gold Comp 12" Car Subwoofer 500w RMS | eBay
Amazon.com: Sundown Audio E-12 V.3 D2 Pair 12" 500W RMS Dual 2-Ohm EV.3 Series Subwoofers : Electronics
Bomber 12" Outdoor - 500 Watts RMS - 4 Ohm Subwoofer | Car Audio BR
8" 500W RMS Slot Vented Passive Subwoofer - MICROBOX Subwoofer - Diamond Audio
Pioneer TS-D10D2 D Series 10" Dual 2-Ohm 500W RMS Car Audio Subwoofer DVC NEW | eBay
SUNDOWN AUDIO E-15 V.3 D4 15" 500W RMS DUAL 4-OHM CAR SUBWOOFER BASS SPEAKER NEW | eBay
500W RMS, 1000W MAX 2-Ohm Impedance 12 Inch / 250mm Subwoofer - DES122 - Diamond Audio
KICKER Single 12 Inch 2 Ohm 500W RMS Power CompR Subwoofer Enclosure, Black - Walmart.com
VMAX8D2 - 8" Dual 2 Ohm High-Performance Subwoofer 1000W MAX / 500W RMS - Cerwin Vega
Amazon.com: Sundown Audio Pair of E-12 V.3 D4 12" 500W RMS Dual 4-Ohm EV.3 Series Subwoofers : Electronics
Hifonics THW12D4 Zeus Theta 1000W Max 500W RMS 12 Inch Car Audio Subwoofer - Walmart.com
5 CORE 8" Full Range Subwoofer Car Audio Speakers, RMS 50W Peak 500W, 4 Ohm Car Vehicle Audio Full Range Drivers, Wide Range DIY Loudspeaker Woofer Replacement WF 890 DBL - Walmart.com
NVX 500W RMS Dual 4 ohm 10" Car Subwoofer - SSA® Online Store
Kicker 50GOLD124 1000W Peak (500W RMS) 12" Competition Gold Series Dua – SHOP CUSTOM AUTO
Incriminator Audio I-Series I12 D2/D4 12" 500W RMS Subwoofer — Showtime Electronics
SUNDOWN AUDIO SML 12" Shallow Subwoofer D4 | 500W RMS - 4 OHM - Down4Sound Shop
Amazon.com: Sundown Audio E-12 v4 D2 12" 500W RMS Dual 2-Ohm Car Bass Subwoofer : Electronics
Amazon.com: Sundown Audio E-15 V.3 D2 15" 500W RMS Dual 2-Ohm EV.3 Series Subwoofer : Electronics
