Audioart made in USA is SQ recommended amps This amp shall fit in biamp position also small figure can be place under the driver seat. 4x60 watt RMS @ 4 ohm 2x120watt RMS @ 4 ohm bridged.. http://images.modifikasi.com/2013/04...1366367419.jpg http://images.modifikasi.com/2013/04...1366367443.jpg http://images.modifikasi.com/2013/04...1366367462.jpg http://images.modifikasi.com/2013/04...1366367502.jpg http://images.modifikasi.com/2013/04...1366367480.jpg each driver have volume gain Pictures share thru bbm, invite 224c6669 or call 081510516614 Cod south jakarta