Subtronix Car Audio

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Subtronix Car Audio Bespoke car audio design and installation. We do things the way other installers can't in order to achieve results they won't.

Delivering superior sound in vehicles since 2012. Online retailer of some of the worlds best car audio products. Our specialty is sound quality, We hand-pick the best products for a range of budgets based on personal experience, and use advanced installation skills to ensure a vehicle sounds as good as it possibly can. Every install is bespoke - meaning tailored to the customers listening requirements. Prices vary, but typical fabrication costs are listed below. Headunit fitment from ยฃ30
Door speaker installation from ยฃ80 (including Deadener application and custom baffles)
A-pillar tweeter pods from ยฃ120
Custom door pods from ยฃ180
Full door rebuilds from ยฃ300
Sealed subwoofer enclosures from ยฃ50
Ported custom calculated sub enclosures from ยฃ130
Amplifier installation from ยฃ80 including wiring
Stealth false floor builds from ยฃ350

17/10/2026

**public announcement**

We are now closed until Monday 26th October and will get back to any emails or messages when we reopen.

Webshop orders will still be processed as normal, and weโ€™ve recently added a lot more products so go take a look!

http://subtronix-caraudio.co.uk/shop

Tired of guessing which products will work in your car? ๐Ÿ”ŠTell us what you drive and what you want from your sound, and w...
09/10/2026

Tired of guessing which products will work in your car? ๐Ÿ”Š

Tell us what you drive and what you want from your sound, and we'll tell you exactly what fits. It's the same kit our installers choose for every build, with straight answers from people who fit it every day.

Send us a message and ask.

12/09/2026

Weโ€™re a dealer for many brands and thatโ€™s why we think our customers get the absolute best service - no agenda to sell boutique products or certain brands so we cherry pick what we know works.
However, we do love these Match amps, stock here will only cover the next couple of weeks.
Get at us if you want us to transform your audio system!

Look up at the skyline and picture the sound to match.We've been at this since 2012, when a first season of organised so...
11/09/2026

Look up at the skyline and picture the sound to match.

We've been at this since 2012, when a first season of organised sound quality competitions ended with a league championship in our class. Those events aren't judged on who's loudest. They're judged on clarity, realism and craftsmanship by third-party experts.

That's still the standard we build to today.

Custom systems, designed around your car's interior, your seat position and the music you actually listen to. Speaker upgrades from ยฃ300 fitted per pair, deadening included. Want to feel the bass in your chest? That's a subwoofer.

Same crew, same workbench, still just as fussy about getting it right.

Bring your car in and we'll listen with you before we recommend a thing. ๐Ÿ”Š

We recently brought a new lease of life to the interior and tech on a beautiful red Audi R8 by fitting this Pioneer unit...
09/09/2026

We recently brought a new lease of life to the interior and tech on a beautiful red Audi R8 by fitting this Pioneer unit featuring Apple CarPlay and Android Auto.
Integration with the Bose amplifier and steering wheel controls retained and a very happy customer.

There's a word on nearly every serious car audio quote that most customers quietly skip past: DSP.Digital Signal Process...
07/09/2026

There's a word on nearly every serious car audio quote that most customers quietly skip past: DSP.

Digital Signal Processor. Three letters that decide whether your new speakers actually sound like the system you paid for, or just louder versions of what was already there.

Here's the job it does. A car is a terrible place to listen. You sit closer to one door than the other, so the right speaker reaches your ears before the left. Hard glass and soft seats bounce and swallow different frequencies. Left to its own devices, sound gets pulled to one side, smeared out of time, and lost in the car's acoustic problems.

A DSP fixes all of that. It sits between your source and your speakers and controls what each driver plays. How loud. At what frequency. With what timing. Tuned properly, it corrects the time alignment, phase, and frequency response so everything arrives at your ears together.

The result is a coherent stage sitting in front of you. The vocalist locks dead centre, just below the rear view mirror. The instruments spread across the stage exactly where they were placed in the mix, not wherever the car happens to throw them.

The hardware is only half the story. The tuning is what makes it sing. Buy a DSP product from us for your own DIY fitment and we'll throw in a free one-hour workshop session to dial in a base tune to your specific car and your ears ๐Ÿ”Š

Got a quote for a system and DSP isn't on the list? We'd seriously question the expertise of that shop.

One upgrade slot. One budget. You can take home a proper subwoofer, or a new set of front speakers. Which way are you go...
04/09/2026

One upgrade slot. One budget. You can take home a proper subwoofer, or a new set of front speakers. Which way are you going?

This is the exact fork in the road we walk customers through every week. Add a sub and you get the low-end weight a factory system physically cannot reproduce. The kick drum hits in your chest. Bass guitars stop sounding like a vague hum and start sounding like notes.

Upgrade the front stage instead, and the change is somewhere else entirely. Vocals lift off the door panels and settle in the center of the dashboard. Hi-hats sit in the corners of the windshield where the recording engineer actually placed them. You hear breath, fingers on strings, room tone.

Neither answer is wrong. Bass-first listeners want to feel the track. Stage-first listeners want to hear the room it was recorded in. Most of our builds eventually do both, but almost everyone starts on one side of this line.

So tell us in the comments: subs first, or front speakers first? We will read every answer ๐Ÿ”Š

Two customers walk into the shop. One wants the trunk to look completely untouched. The other wants the trunk to stop pe...
31/08/2026

Two customers walk into the shop. One wants the trunk to look completely untouched. The other wants the trunk to stop people mid-aisle at a show.

Both are real Subtronix builds. Both run the same caliber of components, DSP tuning, and acoustic treatment under the surface.

Stealth OEM+ hides everything behind suede-wrapped trim, factory-matched grilles, and amp racks tucked under the floor panel. Open the hatch and nothing looks aftermarket. Turn the key and the singer sits dead center on the dash, exactly where the factory system never put them.

Full show car flips the script. Machined bezels, illuminated acrylic enclosures, mirror-finished baffles, and accent lighting that glows through the subwoofer cones. Same precision tuning. Just engineered to be seen as well as heard.

We build both at the same level. The only real question is which one belongs in your driveway.

Stealth or show car. Drop your pick in the comments ๐Ÿ”Š

31/08/2026

Gravity show has some of the highest calibre builds in the UK, so Iโ€™m incredibly proud to say the bespoke boot install and door panels I built for Karlโ€™s 205 played a small part in helping win the best interior trophy for 2026, especially as Iโ€™m not a professional interior trimmer.
Do you want to take your vehicle to the next level and have something truly unique? If so get in touch!

Send a message to learn more

The gap between "I want better sound" and actually getting it usually isn't money. It's knowing what order to do things ...
28/08/2026

The gap between "I want better sound" and actually getting it usually isn't money. It's knowing what order to do things in.

Most upgrades go sideways because someone picks the components first, then tries to make them fit the car. Bespoke design works the opposite way. Goals and cabin first. Components second. Tuning last.

A sports car's tight cabin reflects sound completely differently than an SUV. Same speakers, same amp, two completely different results. That's why the sequence matters as much as the parts list.

Swipe through to see the three steps we walk every customer through, and why skipping step three is what separates a good install from a system that sounds built for your car ๐Ÿ”Š

Ready to start at step one? Send us a message and we'll talk through your goals.

Address

Unit 3 Phoenix House, Mansfield Road
Sutton In Ashfield
NG174HR

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+441623554417

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