Mazda 6 (2004) Stock Navi: NaviPi! - Printable Version
Bluetooth AUX Input music stream Audio Adaptor for Mazda 2 3 5 6 cx7 Rx8 BT-50 | eBay
Amazon.com: [2+64G]Android 13 Car Stereo for Mazda 6 2004-2015 with Wireless Apple Carplay&Android Auto,9 Inch Touch Screen Car Radio with Bluetooth FM/RDS Radio WiFi GPS Navigation SWC Dual USB+AHD Backup Camera :
Bluetooth Car Kit, Car Stereo USB AUX 3.5mm Wireless Hands-Free Bluetooth Adapter for Mazda RX8 3 5 6 CX7 MPV MX-5 Tribute: Amazon.co.uk: Electronics & Photo
LEXXSON Android 10.1 Car Radio for Mazda 6 Atenza 2004-2014 | 10.1 Inch AM FM Radio GPS Navigation Bluetooth Handsfree WiFi USB Player Steering Wheel Mirror Link Rear Camera Input : Amazon.de: Automotive
Crux BTS-MZ1 Bluetooth® Interface Stream music through the factory radio in select 2001-07 Mazda vehicles at Crutchfield
Mazda 02-08 Bluetooth Hands Free Car Adapter Kit
Mazda 6 Bluetooth & USB connection - YouTube
Is there an Aux audio port in the 1st gen Mazda 6? : r/mazda
Amazon.com: Bluetooth Car Kit, Car Stereo USB AUX 3.5mm Wireless Hands-Free Bluetooth Adapter for Mazda RX8 3 5 6 CX7 MPV MX-5 Tribute : Electronics