Mazda 3 speaker upgrade. - Bass On Wheels - car audio/video | Facebook
Sound Garage - Mazda 3 - Speaker upgrade, Alpine S-S65C 6.5" Component speakers, powered off an Alpine S-A55V 5ch Amplifier has given this client a huge improvement over the original system. #mazda3
ICE upgrades for a Mazda 3 - Team-BHP
Amazon.com: Harmony Audio Compatible with 2004-09 Mazda Mazda3 HA-R68 New Front Door Replacement Speaker Pair : Electronics
Car Audio Replacement Speakers | 2004 to 2020 Mazda 3 Forum and Mazdaspeed 3 Forums