2006 Hummer H3 Audio Pioneer Premier DEH-P880PRS CD headunit Rockford Fosgate P400.4 50x4 watts amplifier Rockford Fosgate P600.1 600 watt amplifier Rockford Fosgate T1 12" Subwoofer MB Quart QSD216 6.5" Components (Front) MB Quart DKE216 6.5" Components (Rear) Custom two-tone painted H3 Pioneer Premier CD headunit with auto equalizer and time alignment Custom ported box with two-tone stitched vinyl cover and embossed Hummer H3 logo Rockford Fosgate Punch amplifiers behind rear seat