from £1080
BMW AOS REGISTERED INDEPENDENT SPECIALIST · RAINHAM
BMW, MINI & Rolls-Royce.Elevated by hand.
Bespoke retrofits, factory-grade coding and discreet workshop care for BMW, MINI and Rolls-Royce. Begin with your registration.
Trusted under contract by
BMW Group·US Forces · RAF·KPMG·and others
Bestsellers
Most requested work.
View the full menufrom £150
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No. 01 — Interiors
A sky of your own.
Starlight headliners with up to 1,600 hand-placed fibres, contrast stitching and ambient lighting, fitted to OEM tolerance.
Explore interior upgrades
No. 02 — Coding
The hidden car, unlocked.
Feature activation, retrofit programming and diagnostics for every generation, from F-series to the latest G and U platforms.
View servicesBMW AOS Registered
Official Aftersales Online System access: factory technical data, diagnostic & programming systems, and official digital service history updates.
Lifetime Warranty
Every installation is backed by a lifetime warranty on workmanship.
BMW · MINI · Rolls-Royce
Specialists across the entire BMW Group family of marques.
Client Reviews
In their words.
★★★★★Google · March 2026
“Excellent service from Nadim today at BMW CUSTOMZ, can’t thank him enough for sorting my headlights out in such a short space of time, Nadim was super helpful from start to finish, will 100% recommend him to others and I think from now on he will be my go to for anything I need for my BMW.”
Google reviewer
Headlight repair
★★★★★Google · February 2026
“Excellent service, booked me in quickly, communication was golden from start to finish and the job perfectly done. Honestly so chuffed with the heated steering wheel retrofit! Will definitely use again and can wholeheartedly recommend Nadim.”
Google reviewer
Heated steering wheel retrofit
★★★★★Trustpilot
“Travelled a distance and had a great conversation with Nadim prior to booking. Arrived and it was extremely efficient and the quality of workmanship was top notch. Upgraded from business nav to an 8.8” OEM screen and it really uplifted the interior. Would definitely recommend.”
Nathan Rudy
8.8" OEM screen upgrade
★★★★★Trustpilot
“Really happy with CarPlay retrofit to my BMW i8. Nadim is professional, courteous always gives you notice on timings and length of time completing work and tidy. Great outcome”
Harje Bagri
BMW i8 Apple CarPlay retrofit
★★★★★Trustpilot
“After going to another diagnostic/coder and being told one thing which didn't fix the issue. I was recommended this company and i must say, the knowledge and service provided was exceptional. Knew what he was doing, kept me informed with the next steps and fixed my Idrive issue I had. Highly recommend them.”
Hadz Ali
iDrive repair & coding
Private Consultation · Complimentary
Speak with Nadim, Master Senior Technician.
Book a free, one-to-one phone call with Nadim to discuss your BMW, MINI or Rolls-Royce retrofit, coding or bespoke work. Share your registration and what you have in mind, then choose your preferred call time.
By appointment only.
No walk-ins · Mon – Fri 9:30am – 5:00pm · Sat 8:00am – 1:00pm
Book Now