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twodoor · 02-09-2018, 07:12 AM

The RCAs are the inputs that go in the aftermarket DSP/amp, and ideally the DSP/amp should have 4 inputs and 7 outputs. So it's something like this:

iDrive >output> FL FR RL RR >input> DSP/amp >output> FL FR RL RR SL SR C

02-09-2018, 07:12 AM	#43
twodoor Private 23 Rep 66 Posts Drives: X3 30i G01 2020 Join Date: Oct 2017 Location: Transylvania iTrader: (0)	The RCAs are the inputs that go in the aftermarket DSP/amp, and ideally the DSP/amp should have 4 inputs and 7 outputs. So it's something like this: iDrive >output> FL FR RL RR >input> DSP/amp >output> FL FR RL RR SL SR C
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