Welcome To Our World Of Mobile Audio

Sydney's Finest Custom Audio Designer & Installer

Welcome to St Marys Car Audio

The professional installers you can trust your dream ride with.

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Our Motivation

Our passion is cars and we strive to do the best job we can ever single time. This is why so many customers keep returning whenever they get a new vehicle or feel its time to upgrade their systems.

Quick Response

We understand when a job needs to be done quickly. We will always try to accomodate our customers and do the job as quickly as possible, without cutting corners.

The Ultimate Sound

We have been in the business for over 20 years and know what sounds good. We can tune your system according to your preferences and will make sure we get the most out of it every time.

Services We Offer

We offer a range of serivces no matter what type of vehicle you have.

Audio System Upgrades

Head Units, Speakers, Amps, Subs

Protect Your Vehicle

Alarms, Trackers, Dash Cameras & DVRs

Truck Audio & GPS Systems

UHF, GPS Mapping & Live Vehicle Tracking, High Performance Batteries

Mobile Phone Integration

Factory Vehicle Specific Integration

GPS / Navigation

GPS/GSM Live Vehicle Tracking

Marine Audio & Navigation

Custom Audio Systems, GPS Navigation System Installation

Our Work

We have so many more examples of our work on Facebook. See More
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Custom truck install services

We Specialise in Truck Systems including Reversing Screen & Cameras, Crash Cameras + Digital Video Recorders, Multimedia Systems and all Audio Products.

We also have a full range of live vehicle tracking solutions integrated with GPS Navigation.

Get In Touch

What Our Customers Say?

Customer Testimonails

David was awesome to deal with. He takes the time and makes you feel that your custom is super important and valuable. Nothing is too difficult and he goes the extra mile. Look no further. His reviews already speak volumes, and we can see why. I’m a very happy customer!

Lady Lyonesse 2018 Google Review
Customer Testimonails

Dave n the guys are awesome...very friendly and professional and no problem with helping me straight away even without an appointment .... very happy with my new stereo

Donna Allerton 2018 Google Review
Customer Testimonails

Alway great service and prices 5 stars isnt enough!!

Aaron Vento 2018 Google Review
Car System Installed
Marine Systems Installed
Truck Systems Installed
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