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Upgraded my Sony sub to a custom NVX unit, added a dedicated sub amp, and disabled Sony DSP using FORScan…it now sounds incredible!! : r/FocusST
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st3 confusion | Ford Focus ST Forum
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Upgraded my Sony sub to a custom NVX unit, added a dedicated sub amp, and disabled Sony DSP using FORScan…it now sounds incredible!! : r/FocusST
Ford Focus Subwoofer Specs and Replacement Options - YouTube
Audiophile subwoofer and amp installation | FordFusionClub.com
