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i apologize if this may have been covered already, this thread is massive and i'm short on time; please excuse me.
What is DSP?
What is the difference between trunk/console interface and radio interface
This will be installed in an 04 x3 (premium sound) no nav.
I wanted to swap out the headunit, but from research, i don't think the stock amp works without the OEM HU? Would someone please confirm?
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