System 12 is an authorised retailer for many key car audio and electrical component brand’s. All or preferred brands are personally selected based on quality, value and the latest technologies based on 20 years of industry experience.

We are able to assist in choosing and recommending the correct gear to suit your needs and budget. With access to key speciality brands we can offer the latest in-car tech and component’s that many others can not. All our installations use top tier tapes, wiring, parts and terminals to ensure years of trouble free enjoyment.

In an increasingly ever-changing automotive environment System 12 are constantly adding new brands as new technology becomes available.

About our key brands
























MTX AUDIO – Speakers, Amplifiers & Subwoofers
Award winning amplifiers and DSP’s








Uniden UHF
Uniden – Communication experts
Mongoose Security
Mongoose Australia – An extensive range of in-car entertainment ans security products for you, your vehicle and your family.





Projecta – Automotive power soloutions
REDARC has over 35 years’ experience in  a range of electronic voltage converters and associated products, inverters, power supplies, battery chargers, brake controllers and trailer braking products.







tesa tape
Manufacturers of OEM automotive tap
Stinger Australia Pty. Ltd is Australia’s leading supplier of Car Audio Solutions.






The Gold Standard in Sound with premium car speakers, subwoofers, and amplifiers.



CAR BUILDERS – Sound Deadening and Thermal Insulation








DNA DESIGNER AUDIO – Car Audio Accessories




SCHNEIDER – AV & Accessories
ROAD EYE – Dash Cameras






OPAL – Indash Navigation Systems and Rear Seat AV Solutions
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