Gmc 2025 Sierra 2025 Sound System Upgrades. Does my 2022.5 at4 w/ bose system have a factory sub? Upgrade the factory audio sound in your sierra 1500 crew cab or extended cab (aka double cab) with this high performance kicker® subwoofer and audio amplifier system from gmc.
Since they were closed dec 26 and now fedex observes new year’s, my wiring. 2025 sierra 2500 at4 with bose premium sound system… “7 speakers with richbass woofer.” it’s not bad.
Gmc 2025 Sierra 2025 Sound System Upgrades Images References :