Is this the ULTIMATE subwoofer for the BMW e46?!? - YouTube
Auto Aktiv Subwoofer Bausatz für BMW 3 E36 Cabrio bei Carhifi-Design , 379,00 €
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BMW E46 Convertible Hertz ESF20.5 8” Car Subwoofer installation in custom box and Hertz HCP2 Amplifier to drive the subwoofer. Really great sounding bass... | By In Car Music | Facebook