Greetings 3 amplifiers available The first is a Kenwood KAC-M526 Working, guaranteed, strong sound The second is a Sony Xplod, model xm-502z, very strong sound, this amplifier is known for its sharpness and sound power The third is a Sony Xplod, model xm-sw3 This amplifier comes with a special channel for the subwoofer that gives 120 RMS and two channels for regular speakers. It's a distinctive amplifier that combines both and is very powerful on the subwoofer, a drum sound Price is negotiable. Contact me if any amplifier suits you. Selling is easy.