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BMW 3.0T Remap & Chiptuning – 340i, 540i, X5 xDrive40i
Professional ECU tuning and remapping for the BMW 3.0T petrol engine. Our dyno-tested Stage 1 and Stage 2 calibrations sharpen throttle response and power delivery, with options such as Pop & Bang, GPF/OPF off and limiter changes for supported ECUs.
Engine codes: B58B30 / N55B30
Fitted to 340i540iX5 xDrive40i
Performance Gains (Dyno-Tested)
| Engine | Stock | Tuned | HP Gain | Torque Gain | ECU | Order |
|---|---|---|---|---|---|---|
| 3.0T | 306 hp | 359 hp | +53 hp +17% | +74 Nm | MED17GStage 1 | Order file → |
| 3.0 T | 510 hp | 618 hp | +108 hp +21% | +168 Nm | MG1CS049Stage 1 | Order file → |
| 3.0 T | 374 hp | 416 hp | +42 hp +11% | +95 Nm | MG1CS201Stage 1 | Order file → |
| 3.0 T | 340 hp | 390 hp | +50 hp +15% | +107 Nm | MG1CS201Stage 1 | Order file → |
Figures are dyno-tested averages and may vary with hardware condition and fuel quality.
Cars this engine is fitted to
340i, 540i, X5 xDrive40i, BMW X3 F25, BMW X6 F16, BMW Serie 3 F30 and 2 more
BMW · 8Measured here, tunable everywhere
The figures in the table above are readings taken on the dyno for this engine, not software estimates rounded up to sell a file, and our Stage 1 is calibrated to stay inside the margins the engine was designed with. Only a part of our work is published this way: every ECU, engine and model we can read can be remapped for power, measured page or not.
Available ECU Services for this Engine
The following solutions are supported on the ECU(s) of this vehicle (Petrol):
Technical Notes per ECU
Disconnection and read requirements differ by ECU. The notes below apply to the specific ECU listed; the exact removal scope per service is confirmed on each service page.
Each note is tagged with the service it refers to and applies to the ECU it is listed under. Mechanical preparation is the installer's responsibility. Emission-related solutions are for off-road or motorsport use where permitted by law.
Supported ECU(s): MED17G, MG1CS049, MG1CS201
Frequently Asked Questions
How much power can a BMW 3.0T gain with Stage 1 tuning?
Stage 1 ECU tuning for the BMW 3.0T can add up to +108 hp and +168 Nm of torque, based on dyno-tested calibrations. Actual figures depend on the exact engine variant and hardware condition.
Can GPF/OPF be removed on the BMW 3.0T?
GPF/OPF off is supported on the ECU(s) of this vehicle, strictly for off-road or motorsport use where permitted by law. The exact mechanical preparation and sensor handling are listed per ECU in the technical notes below.
How do I order and how fast is the tuning file delivered?
Upload your original ECU read through the tuning page and receive the calibration by email. Most files are delivered within 15-20 minutes during working hours (daily, 07:00-23:00 CET).
Is the BMW 3.0T tuning file plug-and-play?
You receive a ready-to-flash calibration based on your original file. Flashing it back to the ECU and any related mechanical preparation are handled by the installer with their own tools.
Order your BMW 3.0T tuning file
Upload your original ECU file and receive a professional calibration in 15-20 minutes.
Tune Your File →v4.31.23