DIY: 2016 Mazda6 Sub and Amp Install (Non-Bose) | Mazda 6 Forums
Amazon.com: PAC AOEM-MAZ2 Interface That Allows Replacement or Addition of an Amplifier in Select Mazda Vehicles Without a Factory Bose Sound System : Everything Else
Mazda 6 Service Manual - Woofer removal/installation - Audio and navigation system
I have a 2004 Mazda 6 with the Bose audio system. The factory subwoofer in the spare wheel is not working. how can i
Adding powered subwoofer to 2016 M6 GT WITH Bose | Mazda 6 Forums