RetroRadio Head Unit for 1978-84 Pontiac Grand Prix — Bluetooth 5.0, HD Radio, SiriusXM-Ready, 300W Mosfet (LB-M4-116-03-73PT1)

Direct-fit RetroRadio replacement for 1978–1984 Pontiac Grand Prix. Assembly required; designed for modular mounting. Radio features an AM/FM tuner with HD Radio support and 30 presets, plus built-in Bluetooth (version 5.0) for wireless audio. Two USB ports are provided, along with a dedicated subwoofer output. SiriusXM-Ready® (requires SXV300V1 tuner, sold separately). Includes an integrated Mosfet amplifier rated at 300-watt peak power. Model: LB-M4-116-03-73PT1.