Kenwood KAC-M3001 Compact mono subwoofer amplifier — 300 watts RMS x 1 at 2 ohms at Crutchfield
Kenwood Excelon XR901-5 Reference Series 5-channel car amplifier * 60 watts RMS x 4 at 4 ohms + 600 watts RMS x 1 at 2 ohms - Breakers Stereo and Performance