Est. 2019 · London, UK
Built For
Enthusiasts
In 2019, we bought a BMW X4 M Competition — one of the most exciting performance cars on the road. Within weeks, it developed an OPF drivetrain malfunction that sent it straight into limp mode. We took it back to BMW HQ. Their engineers couldn't fix it.
Rather than accept that, we got to work. We figured out how to code out the OPF fault entirely and remap the car ourselves. That X4M became one of the first BMW X4 M Competitions in the United Kingdom to run a full custom tune — and it has been running that tune flawlessly ever since.
That moment defined Tuning Haus GB. If BMW HQ couldn't solve it but we could, we had something genuinely different to offer. Since then we've pulled countless BMW M cars out of limp mode, resolved serious mapping faults other tuners couldn't touch, and delivered high-quality tuning to clients across the UK.
We offer in-person road datalogging, remote tuning, and the option to dyno at a location of your choice. Niche, precise, obsessed with doing things properly.
Tune your car in minutes via the OBD port — no rolling road required. Flash from your driveway.
iOS and Android app with map switching, datalogging and real-time monitoring on the go.
One OTS map included. Custom tunes available through the bootmod3 Tuner Directory.
We don't cut corners. Every tune is built for your exact car and goals.
We care about your car as much as you do — probably more.
Our X4M has run a custom tune since 2019. Flawlessly. That's our proof.
Where BMW HQ failed, we succeeded. That's the standard we hold ourselves to.
