Quote:
Originally Posted by 2one8
What I'm trying to do is run the aftermarket amp off a pre-amp, unfiltered signal. Typically this is achieved on aftermarket head units by RCA pre-outs.
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Yeah well thats not gonna work unless u hack BMWs MOST system (that higher end OEM options use) and i believe no one has successfully done that. ur best bet would be to use the rear speaker outs and add an audiocontrol epicenter to add the low low frequency back.
https://www.audiocontrol.com/car-aud...ors/epicenter/