Description
How would you like to get tuned?
ECU MAIL-IN Ship your ECU to us in Japan. Bench flash & return — the standard route for this platform. | $1,279 | CONTACT |
IN-PERSON Arranged individually — contact us for details. | $1,279 | BOOK |
REMOTE This ECU platform is not OBD-flashable via AT One. Ask us about remote options. | ASK | CONTACT |
BMW F80 M3/M4 — Custom ECU Tune
Developed in Tokyo by mbFAST Tuning. Available worldwide via ECU mail-in, or in-person.
| VARIANT | STOCK hp / Nm | mbFAST hp / Nm | GAIN | REMOTE |
|---|---|---|---|---|
| M4 3.0 – | 431 / 550 | 500 / 680 | +69 / +130 | AT One |
| M4 3.0 Competition | 450 / 550 | 500 / 680 | +50 / +130 | AT One |
| M4 3.0 CS | 460 / 600 | 500 / 680 | +40 / +80 | AT One |
| M4 3.0 | 480 / 550 | 640 / 800 | +160 / +250 | AT One |
| M4 3.0 GTS | 500 / 600 | 530 / 700 | +30 / +100 | AT One |
| M4 3.0 Competition | 510 / 550 | 640 / 800 | +130 / +250 | AT One |
| M4 3.0 Competition | 530 / 650 | 640 / 800 | +110 / +150 | Mail-in |
| M4 3.0 CS | 550 / 650 | 640 / 800 | +90 / +150 | Mail-in |
What’s included
- Custom ECU calibration built for your exact vehicle — no generic files
- Worldwide service via ECU mail-in, or in-person by arrangement
- Pops & bangs (afterfire) available on select platforms — ask us
- Stock file backup & free revisions during setup
Exact calibration details are proprietary. Figures vary by fuel, condition and options.
FOR TUNING SHOPS
Install this BMW F80 M3/M4 tune for your customers — we supply the calibration files and remote support. Your shop, our data.





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