19+) - 2020 - OEM head unit specs + simple plug-in subwoofer? (merged thread) | Subaru Forester Owners Forum
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Amazon.com: NuIth for Subaru Add an Amp Amplifier Adapter Subwoofer Adaptor Impreza Forester Outback WRX 1997-2008 Interface to Factory OE Radio System 2-Ch RCA Line Output Coverter : Electronics
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