Massive Audio TKO 104 Series 10-Inch 300-Watt-RMS Dual 4-Ohm Subwoofer - Walmart.com
American Bass XO 10" Subwoofer Dual 4 Ohm Voice Coil, 300 Watts RMS/600 Watts Max, 90 oz Magnet
Pyramid Wx65x 6.5" 300 Watt Car Audio Subwoofer Sub Power Woofer 4 Ohm : Target
Focal SUB 12 SUB Series 12" 300 Watts RMS Dual 4 Ohms Voice Coil Car Subwoofers
IX-8 | 8" 300 Watt Max Power Car Subwoofer - Skar Audio
Infinity Primus 3000A 300W RMS Power Compact Mono Subwoofer Car Amplifier System Bundle with 12" 1200W Max Power High-Performance Car Audio Subwoofer and Amplifier Wiring Kit - Road Entertainment
Infinity Primus 3000A 300W RMS Power Compact Mono Subwoofer Car Amplifier System Bundle with 2x 12" 1200 Watt Peak Power High-Performance Car Audio Subwoofer and Amplifier Wiring Kit - Road Entertainment
Discontinued Obsolete SKU | MTX Audio - Serious About Sound®
Hertz UNO Series S-300-S4 12 in. (300mm) 250 Watt RMS 4-Ohm SVC Subwoofer - Creative Audio
TNL10-44 10 inch 300 Watt RMS Car Subwoofer MTX Audio
Massive Audio TKO Series 12-Inch 300-Watt-RMS Single 4-Ohm Subwoofer in the Mobile Audio department at Lowes.com
Massive Audio TKO 104 Series 10-Inch 300-Watt-RMS Dual 4-Ohm Subwoofer - Walmart.com
TKO124 - 12" 300 Watts RMS Dual 4 Ohm Subwoofer
Sundown Audio LCSv2 10" inch DVC Dual 4 Ohm (LCS Series) Car Subwoofer 300 Watts RMS
Sundown Audio LCSv2 12" inch DVC Dual 4 Ohm (LCS Series) Car Subwoofer 300 Watts RMS