Rockford Fosgate P600X4 600W Class AB 4-Channel Amplifier + Amp Kit
Rockford Fosgate Punch P600X4 with Amplifier Wiring Kit. Rockford Fosgate Punch P600X4. MFR #: P600X4. P600X4, XKIT44. 600W Punch Series 4-Channel Stereo Class AB Car Power Amplifier. 600W RMS Class AB Punch Series 4 Channel Car Amplifier.