Kenwood KAC-M3001 Compact Mono Digital Subwoofer Amplifier 300W RMS x 1 & 2 ohms | eBay
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
Rockville K5 W10K5S2 10" 1200w 2 Ohm Car Audio Subwoofer Sub 300w RMS CEA Rated! - Walmart.com
Ampere Audio-2.5 RVE 6.5" 300w RMS Subwoofer - SSA STORE
DD Audio Redline 10" - 300w RMS Car Audio Subwoofer
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