Subwoofer install with harman kardons?
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Joined: Oct 2025
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From: Ontario
2009 Cls 550
Subwoofer install with harman kardons?
Can someone help me figure out where i would wire audio input for an external trunk sub for w219? do i tap into a speaker? do i go into the harman kardon stock amp? please help...
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From: Toronto
2025 AMG G 63 SUV /// 2025 AMG GT 63 S E Performance 4 Door Coupé
