thnx all am working right now on seat cordoba
2 subwoofer ultradrive (cadence ) model udi12-4h 12"
cvl component midbass / midrange drivers feature 3" voicecoils for (F) (cadence )
vcl midbass for (R) (cadence )
power amplifier (cadence ) model zrs-4 class-ab 4 channel stereo
2 power amplifier (cadence ) monoblock model z1000 high current amlifier 2ohm
for more http://www.cadencesound.com