car amp. rockford fosgate 301s 900 max 300 rms (4ohms) -

75 watts RMS x 2 at 4 ohms 150 watts RMS x 2 at 2 ohms 300 watts RMS x 1 bridged output at 4 ohms stereo or bridged mono output 4-ohm stable in bridged mode Tri-Way capable amplifiers of this capability cost over 120