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
I Series 12" Dual 2 Ohm 300W RMS Subwoofer by Incriminator Audio® (Previous Model) - SSA STORE
Ampere Audio-2.5 RVE 6.5" 300w RMS Subwoofer - SSA STORE
Source 10 inch car audio subwoofer speaker 300W RMS on m.alibaba.com
Cerwin Vega 10" Subwoofer 600 Watts Max 300W RMS Sub Dual 2 Ohm VPS102 – Pricedrightsales
American Bass XD 844 8 Inch 300w RMS DVC 4 Ohm Subwoofer - SSA STORE
DC Audio Level 1 12" Dual-4-Ohm 300W RMS / 600W Peak Car Audio Subwoof - Showtime Electronics
300W RMS, 600W MAX 4-Ohm Impedance 12 Inch / 300mm Shallow Subwoofer - DMD124SH
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
American Bass 12" Shallow Mount Woofer 300W RMS/600W Max - 4 Ohm SVC - Walmart.com
Discontinued Obsolete SKU | MTX Audio - Serious About Sound®