Radio King Car Audio · Dublin
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Car audio installation · Dublin

Car Audio Systems in Dublin

Two upgrades change how your car sounds: better speakers for clean detail, and a subwoofer for real bass. We fit both to factory standard — hidden wiring, no cut looms, tuned before you drive away.

Speaker upgrades Subwoofer installs Keep your factory radio Same-day fitting
Car audio explained

Why factory audio sounds flat

Car makers build speakers to a price: thin paper cones on a stamped frame, driven by a low-power head unit, in a door that was never designed as a speaker cabinet.

They play music — but vocals sit behind the dashboard, detail disappears at motorway speed, and turning it up only makes things worse. A proper upgrade fixes that in two directions: better speakers raise the ceiling above roughly 80 Hz — voices, guitars, the open top end — while a subwoofer fills in everything below it, the weight and pressure a 6.5" door speaker physically cannot produce.

You don't need a competition system. You need the right components for your car, wired properly and tuned so nothing fights anything else.

What we actually do

We check the vehicle first, recommend the smallest change that gets the result you want, and fit it with vehicle-specific adaptors — no cut wiring, no drilled panels, no rattles. You keep your radio, your steering wheel controls and your warranty.

Speakers or subwoofer

Which one first?

If you only want to spend once, this is how to choose.

  Speaker upgrade Subwoofer install
Fixes Dull vocals, harsh top end, distortion at volume Thin sound with no weight or low end
Range 80 Hz – 20 kHz 20 Hz – 80 Hz
Fitting time 2–3 hours 3–6 hours
Best if Music sounds muffled or breaks up loud The sound is clean but flat and lifeless
Read more Car speakers Car subwoofers
What's included

What you get with every install

The same six stages on every car audio job — whether it's one pair of speakers or a full system. In this order, every time.

01 / inspect

Vehicle check

We look at your current speakers, head unit, battery, wiring routes and panel access before quoting anything.

02 / match

Component match

Speaker size, sensitivity and power matched to your head unit or amp, so nothing is starved or over-driven.

03 / wire

Hidden cabling

Power and signal runs follow factory routes, fused correctly at the battery and hidden behind trim.

04 / integrate

Signal integration

RCA or high-level connection from your factory head unit for a stable, clean signal with no engine whine.

05 / mount

Secure mounting

Adaptor rings, foam sealing and proper fixings so nothing moves, buzzes or vibrates against the trim.

06 / tune

System tuning

Gains, crossover points and phase set by ear and by meter, then a listening test with you before you leave.

Installed properly, tuned properly

Speaker swaps are usually a same-day job. Subwoofers, amplifiers and custom builds need more wiring, setup and tuning — that's why the final quote depends on your car and equipment. Tell us what you drive and we'll give you a real number, not a guess.

Get quote
Audio upgrade options

Complete your car audio setup

Speakers and a subwoofer are the core. These are the extras that make the difference between "louder" and genuinely good.

Custom subwoofer and amplifier build finished in a car boot in Dublin
Better bass. Better clarity. Better every drive.
By car make

Fitted on your car?

Model-by-model guides: what fits, what changes on the dash and what recent owners had done.

Case studies

Recent installs, car by car.

Real cars from the Dublin workshop: what was fitted, what it cost and whether it fits yours.

Car Audio FAQ

Car audio questions, answered.

The questions drivers in Dublin ask us most about speakers, subwoofers and system upgrades.

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Should I upgrade speakers or add a subwoofer first?

If the sound is dull, harsh or breaks up when you turn it up, start with speakers — they carry vocals, guitars and all the detail you actually listen to.

If the music already sounds clear but flat and thin, add a subwoofer. Most drivers who want the full result do speakers first and a sub second, because bass sounds better once the mids and highs are clean.

Can I upgrade my car audio and keep the factory radio?

Yes. In most modern cars we keep the original head unit and all steering wheel controls, and take a clean signal from it with a line output converter or a direct high-level connection. Nothing on your dashboard changes.

How long does a car audio installation take?

A front speaker pair takes 2–3 hours. An active under-seat subwoofer takes around 3 hours. A passive subwoofer with a separate amplifier takes 4–6 hours, and a full custom system is normally a one to two day job.

Will it damage my car or affect the warranty?

No. We use vehicle-specific adaptors and harnesses, never cut factory wiring, and route cables along factory paths. Every install is reversible and covered by our no-damage guarantee, so the car can be returned to standard whenever you want.

Do I need an amplifier?

Not always. Efficient speakers run well from a factory head unit, and active under-seat subwoofers have an amplifier built in. You need a separate amp when you fit a passive subwoofer, run component speakers hard, or want clean volume without distortion — we'll tell you honestly which side of that line your setup sits on.

Can you fit equipment I already bought?

Yes. Send us the model and your car details and we'll confirm it fits and quote for fitting only. We also stock speakers, subwoofers and amplifiers we trust if you'd rather we supply everything.

Do you cover all of Dublin?

Our workshop is at Rosemount Business Park, Dublin, and we work with drivers from across Dublin and the wider Leinster area. Book a slot and we'll have the car ready the same day for most jobs.

Ready to upgrade?

Build a car audio system worth listening to.

Send us your car details or a quick photo. We'll recommend the right speakers, subwoofer or full system — and give you a clear price.

Designed For Your Car
Balanced system, not just volume
Factory-Style Install
Clean, hidden wiring throughout
Tuned & Warrantied
Set up properly, 1-year warranty
Contact

Get your car audio quote.

Tell us about your car and what you're after — we'll come back with honest advice and a clear, no-obligation price.

Hot deal
Google Reviews

What our customers say

4.8

887 Google reviews

  • C

    Conor Walls

    Called them and they booked me in within a couple of hours, same day. The install took less than 30 minutes. Very professional. Highly recommend!

    Verified Google review

  • D

    David Murphy

    Got Apple CarPlay installed by Radio King. Poppy there manager was very helpful and polite. Highly recommend.

    Verified Google review

  • M

    Mark Connor

    Great service, very professional. Installed car radio in 1 hour and 30 minutes. Everything is working great with the radio.

    Verified Google review

  • E

    Ebenezer Kwatchey

    Got new radio and rear sensors for my Honda Vezel, very happy with it. Thank you to Poppy.

    Verified Google review

  • S

    Sofiul Alam

    Service is very good.

    Verified Google review