Originally Posted by DJC
If you MUST keep the stock HU, then yes you will have to get the converter box that HKSWRX was talking about. The downside to those are limited tuning, and not-so-great signal quality...
I agree, JL makes the Clean Sweep. Its a nice piece and alows much better sound quality. Are you running subs as well?
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3.3l H-6 GC8 Impreza up and running!!!!!