BMW software. Our own technology.

From BimmerMOS to MOSTUNED

We are bringing the BMW coding and tuning services offered as BimmerMOS together under MOSTUNED. Workshop installation in Ataşehir and our own iOS Flash app are part of the same service offering.

Istanbul workshop: İnönü Mahallesi, Düzenli Sokak No:3/A, Ataşehir / Istanbul. Phone and WhatsApp: +90 547 470 40 40. Monday–Saturday 09:00–18:00.

One brand, a complete experience

We bring our Istanbul services and remote software solutions together under MOSTUNED. From choosing the right service to using the app, you work with the same team.

Our process, step by step

We start with your vehicle and goal. For Flash we assess engine, ECU and unlock compatibility; for coding we check model, iDrive and equipment. After confirming the package scope, we support the connection and application steps. Work requiring hardware installation is arranged by appointment.

How we work

Our files are tested and proven across many cars. Every calibration is prepared for your car's software version; a datalog is optional, not required. The complete original calibration is read out before anything is written, so returning to stock is always available.

Your car stays with you — we prepare the calibration and you write it in your own driveway from your phone. We built the app and the platform behind it ourselves.

What we will not do

We do not disable protection tables. Knock detection, thermal and pressure limits stay where they are — they are the engine's fuse.

We do not sell you a stage your hardware cannot support. No downpipe means no Stage 2, even when that costs us the sale.

We do not quote numbers we have not measured. Claiming a horsepower figure before seeing your car is easy, but it is not honest. We give you the expected range after assessing the vehicle.

We do not promise what we cannot deliver. If something is not possible, or we think it is too risky, we say so up front.

Where to start

• BMW remapping guide — understand what it is first
• Remote flashing — how the process works
• Datalog analysis — see your car's condition