Premium by Brummstadt.com.au

Expert support for Aussie drivers | 7 days a week incl. holidays

3-year warranty | 30-Day returns

Guaranteed fit or we'll fix it

Universal Fibre Optic Interface Box - Essential for Retaining Factory Speakers & Amplifier During Aftermarket Head Unit Installation

Excellent
460+ Trustpilot reviews
-A$50
A$199.00 A$249.00
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  • Premium Quality: Built to last with high-grade materials
  • Easy Installation: Plug and play design
  • Vehicle Specific: Designed for your exact model
  • 3 Year Warranty: Comprehensive coverage
  • Fast Shipping: Express delivery Australia wide
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Order now and expect your order to arrive between Mon 11th Nov and Thu 21st Nov. Regional delivery? No problem – might just need an extra day or two.

Real feedback

Trusted by passionate drivers

Our community includes touring families, tradies, and off-road crews who rely on their vehicles every day. Their experiences shape what we stock.

4.7/5

Based on 460+ Trustpilot reviews

950+ total installs + reviews referenced

Read more reviews on Trustpilot

"Mercedes GL 350 Install"

Verified on Trustpilot

"I recently installed a Brummstadt Head Unit in my Mercedes-Benz GL350, and I couldn't be happier with the result! The unit completely transformed the dashboard. It looks sleek and modern, with a fast, responsive display..."

"A genuine desire to help and to get the product working as it should"

"A genuine desire to help and to get the product working as it should. We purchased a replacement head unit for our 2013 RAM as we wanted to have easy access to maps, music, TPMS etc. Neither of us are particularly tech s..."

"Doesn't get much better than this."

"Not only is the product great, it works flawlessly and is super responsive with great graphics rendering. But the customer service was even better! I had the pleasure of getting assistance from Patrick J, every question,..."

Customer install stories

Loox customer install stories

User-generated photos and videos submitted through our Loox review hub. Trustpilot testimonials live above; this gallery captures wired installs from the community.

works a treat

Head unit fitted seamlessly into my iveco motor home. Love it. Works great

Great unit, works fantastic with great features. Customer service was top notch keeping me updated and offering support with fitting and answering any questions that I had. Highly recommend this produ...

Haven't fitted it yet as it's been delivered to my home and i won't be home till July

great product on the upgraded model

It is an awesome product and I love it. Good to be able to check the tyres psi when the tyres are "cold" at home b4 I take the car for a drive. Dont have to check the tyres at petrol stns anymore whic...

Works a treat. I have tried another brand and few years ago and on a corrugated road it fell out. Also very easy to hook up to WiFi All queries where answered asap. I have loaded 2 sets of off-line m...

All working well. After sales service is excellent.

I couldn't believe how easy it was to install thanks to the video supplied in YouTube

Really easy to install and customer service and support was excellent (thanks particularly to Tommy who sorted a couple of small issues for me straight away). Unit itself is a ripper and integrates se...

When we plugged it in nothing was working

Fast delivery, installed easy sounds and looks good best upgrade.

Ver good unit. Fairly easy to install. Might benefit from a full follow through video that is specifically to the unit.

Fairly easy to install, with all the cable harnesses fitting 💯. However we missed a cable connection which resulted in the steering controls not working. Kevin assisted us and this was resolved quick...

Great customer service & great product

After sales service has been excellent. Any issues immediately addressed in a professional manner.

Got the new head unit fitted looks neat l had to work out that I needed to use the canbus module that was in the car to get things working properly Tommy helped me through the process

Kevin in Tech support assisted me with an installation issue. He was super helpful and very prompt in replying to with updated correspondence. Now dirtied the CarPlay unit is awesome. Looks and sounds...

all went together easy works well

Dragging me old hilux into 2026. Great Upgrade. Easy install. Very Happy Camper with You Tube now

FOOTNOTES

Important product information, compatibility details, comprehensive warranty coverage, and professional support from our technical team

1. Professional installation recommended. Installation time varies by vehicle model (30-120 minutes typical).
2. Apple CarPlay requires iPhone 5 or later with iOS 7.1 or later. Android Auto requires Android 6.0 or later. Wireless functionality requires compatible phone and may vary by region.
3. 4G/5G connectivity requires active SIM card with data plan (not included). Network performance depends on carrier coverage in your area.
4. Our products are designed to work with steering wheel controls unless stated otherwise in the product description. Some vehicles may require a compatible CANBUS module. Retention of factory features varies by vehicle model and year.
5. Screen sizes are diagonal measurements. Actual viewable area may be less. Screen resolution varies by model.
* 3-year warranty included. Express shipping available at checkout.
** 3-year warranty covers manufacturing defects. Does not cover damage from improper installation, physical damage, or unauthorized modifications. View full warranty terms.
30-day return policy applies from date of delivery. Products must be in original condition with all accessories. Installation costs are non-refundable. View return policy.