Evolution of the Bose sound system | Mazda 3 - YouTube
Mazda 3 Skyactiv-X (2021) long-term test review | CAR Magazine
Manning Valley Automotive - Mazda 3 GT and Astina BOSE® SOUND SYSTEM Enjoy stunning crystal-clear audio carefully crafted and placed for maximum audio clarity. GT and Astina models feature 12 Bose® speakers