VIBE PowerBox 65.4-8 DSP Amplifier Upgrade BMW 4 Series F32/F33/F36/F83
VIBE PowerBox 65.4-8 DSP 4 Channel Car Audio Amplifier. UNRIVALLED POWER – Boasting an impressive 65 watts RMS per channel, the POWERBOX65.4 DSP stands as the most powerful plug-and-play amplifier available in the market.