20% Discount For Troubleshooting
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Tri Audio Sound has 35+ Years Experience in Car Audio Installation and Service in San Mateo
Subwoofers & Stereo Products
We offer a wide selection of American made Earthquake subwoofers and speakers, as well as top-of-the-line stereo head units from Pioneer.
Car Audio Installation
Owner Mike Luzzi has more than 35 years experience in professional car audio installation. From old school matched decks, to the latest navigation systems.
Troubleshooting & Support
Have a car stereo that isn’t working? Tried to do the job yourself? Bring your vehicle in and get the sound treatment from us.