Our Work · Demo Cars
Demo Cars & Show Builds
14 real builds from the Galaxi Sound floor in Kendall — competition demo cars and show stoppers running Ground Zero, Kicker, Alpine, Rockford Fosgate and Sony. 269+ photos. IASCA World Champion · 30 years in Miami.
Ground Zero 56 photos Prince of Persia — Ground Zero Show Build
Themed show car
Ground Zero 56 photos Ford — Ground Zero Demo Build (2016)
Ford · 2016
Ground Zero 22 photos Mazda 323 Coupé — Ground Zero Build (2016–2017)
Mazda 323 Coupé · 2016–2017
Ground Zero 4 photos Classic Fiat 500 — Ground Zero Build (2014)
Classic Fiat 500 · 2014
Kicker 21 photos Honda Civic — Kicker Show Build
Honda Civic
Kicker 11 photos Jeep Wrangler Rubicon — Kicker Build
Jeep Wrangler Rubicon
Kicker 11 photos BMW M3 — Kicker Show Build
BMW M3
Kicker 11 photos Audi TT — Kicker Demo Build
Audi TT
Kicker 9 photos Volkswagen Golf — Kicker Build
Volkswagen Golf
Alpine 17 photos BMW 325i — Alpine Sound-Quality Build
BMW 325i · 2004
Rockford Fosgate 13 photos Sport Coupe — Rockford Fosgate SPL Build (2003)
Sport coupe · 2003
Rockford Fosgate 10 photos Peugeot 205 — Rockford Fosgate Build
Peugeot 205
Sony 16 photos Sony Colombia Demo Car (2015)
Compact hatch · 2015
Sony 12 photos Hot Hatch — Sony Build (2014)
Hatchback · 2014
What a demo car is — and why we build them
A demo car is built to demonstrate. It lets people see and hear what a brand's equipment and an installer's work can do in a real vehicle, instead of on a showroom wall or a spec sheet. Show cars take the same idea further, with themed paint, wraps, lighting and fabrication designed to stand out at events and competitions.
Every car in this gallery is documented with real photos of the finished work, and each project page lists the work visible in those photos and explains what every part involves: enclosures, amplifiers, door panels, wraps, suspension, wheels and more.
The brands in these builds
The portfolio spans five brands. Ground Zero (4 builds) and Kicker (5) make up most of it — Ground Zero with its high-output subwoofers, Kicker with its unmistakable yellow-and-black look. Rockford Fosgate (2) and Sony (2) include one of our earliest demo cars and the official Sony Colombia demo car, and Alpine (1) anchors a sound-quality build in a BMW 325i.
Brand matters less than you might think. A demo car shows off one brand at a time, but a great system in your own car can mix brands freely. We're authorized dealers for Alpine, JL Audio, Rockford Fosgate, Kenwood and Pioneer, and our car audio brands guide compares the major names category by category.
Show builds vs. daily drivers
Most car audio work isn't a show car — most drivers simply want their daily driver to sound better. That usually means a new head unit that keeps the factory steering-wheel controls, component speakers up front, sound deadening in the doors, and a subwoofer and amplifier in a custom or stealth enclosure that leaves the trunk usable. Installs are lease-safe, with factory-retention harnesses and reversible wiring. If you're just starting, read how to choose a car audio system.
Competition work is where our roots are: SPL and sound-quality builds, including IASCA, by a team that holds IASCA championship titles and an SPL world record. The fabrication, wiring and tuning skills in these demo cars go into every car audio installation we do, whatever the size.
Beyond audio, we handle the rest of a build too: vinyl wraps, suspension, tires and wheels and detailing.
Frequently asked questions
Can you build something like this on my car?
Yes. Tell us your car and your goal and we'll plan around it — from a clean factory-sound upgrade to a full competition build. Call or WhatsApp (786) 516-7353 for a quote, in English or Spanish.
Do I need a show-car build to get great sound?
No. Great sound comes from the right speakers, solid mounting, sound deadening and careful tuning — not from lighting or paint. The show elements in these builds are there to catch the eye; the audio fundamentals underneath are the same ones we use on daily drivers.
Which brands can you install?
The builds in this gallery run Ground Zero, Kicker, Alpine, Rockford Fosgate and Sony. We're authorized dealers for Alpine, JL Audio, Rockford Fosgate, Kenwood and Pioneer, and we can also install subwoofers you already own.
Where is Galaxi Sound?
Our shop is at 13767 SW 139th Ct, Miami, FL 33186, in Kendall, where we've operated since 1994. We're open Monday to Friday 9 AM–6 PM and Saturday 9 AM–5 PM, and the team is fully bilingual in English and Spanish.
Want a build like these?
From a clean factory-sound upgrade to a full competition build — same shop, same crew, IASCA World Champions in Kendall since 1994.