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      01-31-2013, 12:55 PM   #2
Drives: '11 X3 28i '10 535i '04 325i
Join Date: Mar 2011
Location: San Diego

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Originally Posted by lair12 View Post
Could I just buy the 600 watt amp and drop it in my vehicle? Will the existing harness directly connect and be fully functioning? What would it take (if possible) to then get the equalization on the head unit display?
I BELIEVE (meaning that I could be wrong) that the signal with the premium sound is a digital signal from the head unit to the DSP/Amp in the rear area. So my guess answer is NO.
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