Car Audio Upgrades

Is your in car sound letting you down? Do you lack audio connectivity or functions in your present systems? If you find you’re lacking in sound quality, function or style Cartronics can upgrade you’re in car audio sound system.

At Cartronics we’ll work with you to enhance your audio system, examples of work carried out include iPod & iPhone connectivity, DAB Radio, CD and MP3 installations, carrying out speaker upgrades, fitting amplifiers, subwoofers and tweeters.

We can work on all makes of car and within your budget. Our experienced installers specialise in seamless installation using quality components, this means fitting your new system while still leaving your vehicle in its original condition. So you’re car still looks as good as it now sounds.

We can offer a complete range of speaker upgrades and additional amplifiers to really make the most impact to your sound system. Cartronics also upgrade with original manuafactures equipment to enable missed options like BOSE, HK (Harmon Kardon) and HK Enablers and upgrade speaker packages. Cartronics supply, install and code cars.

Recent jobs include: 

Merc 420 classic Pioneer flipout screen with navigation

This Merceded had a host of upgrades and new instillations to ensure it now sounds as good as it looks - take a look at what we fitted.

Mitz Outlander Pioneer DAB radio

This Mitsubishi had an outdated radio  - we brought it bang up to date with Apple CarPlay.

Jaguar DA3 JL Focal speaker upgrade

The most amazing upgrade of a Jaguar F Type sound system available - carried out by Cartronics.

Porsche 997 C4S Pioneer Avic F77

Porsche 997 now sounds as good as it looks with Apple CarPlay and Pioneer Navigation installed by Cartronics. 

BMW Z4 Kenwood radio upgrade

Latest DAB and Bluetooth for this BMW Z4 - a great upgrade!

Porsche Cayenne audio upgrade

We impoved the audio on this Porsche far beyond the factory spec - now it sounds as good as it looks - find out more.

Porsche mObridge DA3

All models of Porsche can be upgraded from the original audio systemby adding mObridge DA3 MOST adapter - take a look.

Rolls Royce Audio Upgrades

See how we brought the audio and visuals up to date on this beautiful Rolls Royce Phantom.

BMW 4 series Speaker Upgrade

Upgrade your BMW audio - see what we did on this 4 Series.

BMW 640 retrofit mObridge DA3

Upgrade your BMW audio system with mObridge DA3 - read on.

Aston Martin mobridge pre amp system

Aston Martin audio system upgraded by Cartronics by adding mObridge DA-AM MOST Adapter (DA3 variant) - take a look!


Audi S3 retrofit audio upgrade DA3

Latest DA3 DSP pre-amp installed to any Audi - read more.

Honda S2000 Kenwood DAB radio and focal speaker upgrade

Kenwood DAB Radio installed in this Honda S2000, fully integrated with dashboard controls.

Mercedes E350 Focal DSA500 sub upgrade

Mercedes upgraded with Focal DSA500 DSP Subwoofer - another great install from Cartronics.

Rolls Royce Amplifier issue

In-house, on-site repairs to Rolls Royce Phantom audio systems, if your Phantom has audio issues read on.

Mitsubishi Outlander 2013 new radio double din

This Mitsubishi Outlander was installed with the latest double din navigation system - take a look at all the features it now has.

Nissan GTR clarion radio repair

If you have a fault with your Nissan GTR radio system: screens going blank, no power or CD issues then read on to find out what we can do.

Toyota Prius radio repair

Faulty Toyota Prius radio or CD / Navigation? Same day repairs from Cartronics - read more.

Aston Martin repair of linn amplifier system

A faulty Linn Amplifier is a common problem with Aston Martins's - if you're affected read on.

Mercedes W204 C-Class Changer repair

All faulty Mercedes radios and navigation systems repaired in-house by Cartronics - don't buy an expensive replacement until you've checked us out.


Porsche mObridge M2Pro USB Bluetooth

Wow! we installed the NEW mObridge M2 Pro into this Porsche for full integration with the cars original systems. 

Porsche Repair CD Changer CDC4

Porsche Becker CD changer faults repaired in-house and re-installed by Cartronics - read on.

Audi A5 Repair Faulty Audi system

If you've a problem with your Audi audio system you've come to the right place, we've vast experience and full diagnostics.

Vauxhall Corsa Focal speaker upgrade

Upgrading the speakers on this Vauxhall Corsa had a huge impact on the acoustics of this car - take a look at what we did.

Volvo 240 Radio Install

We had a lovely classic Volvo 240 in recently and did an audio upgrade, have a look at what we did.

Honda Civic Aux

Playing your iPhone or MP3 player in your Honda can be made possible by Catronics - read on.

SEAT Alhambra Rosen DVD and Pioneer Apple CarPlay

We fully kitted out this SEAT Alhambra with Rosen DVD AND Apple CarPlay - find out about all the great features this SEAT now has. 

Porsche Cayman retrofit AUX

This customer wanted to be able to play his iPod and use his iPhone via the radio on his Porsche Cayman - no problem!

Mini Speaker Upgrade

This Mini now sounds as good as it looks - take a look at how we did it.

Merc CL 200 Focal upgrade

Mercedes speaker upgrade leaves this CL with an improved sound - read more.

Mini install with HK

Take a look at the upgrade we did to this Mini's sound.

Ferrari F1 355 Spider audio upgrade

This Ferrari F355 deserved a better listening experience - Cartronics gave it that - read more.

BMW 3 touring Radio Fit


Faulty radio on this BMW E46 replaced with new Pioneer radio and CD unit.  Full integration into the steering wheel controls.

Mercedes C Radio

Alpine Radio with iPhone connectivity, Bluetooth and digital radio installed in a Mercedes C Class.

Nissan 350Z, Sound System Upgrade

The Nissan 350Z was the non BOSE UK version. The radio was fully integrated to the cars steering wheel control and this included the phone button.

Ferrari 355F1 Spyder

The customer wanted us to retrofit Xenon headlamps and upgrade the original audio system upgrade for their 355F1 Spyder. To keep the originality of the car in tact a very stealth job was required!


BMW X5 E70 2011 Speaker Upgrade



E70 E71 X5 X6


Mission: To Upgrade the original speaker system

BMW 3 series E93

Retrofit BMW DAB (digital radio) to factory specification

Porsche Carrera 4s - Bluetooth, iPod and iPhone integration


Carrera 4s
Mission: To upgrade sound system.

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