When you bring your vehicle to WestTuned Car Mechanic Center, you can rest easy knowing that your vehicle is in professional hands.
M140i | 340 HP -> 0 HP
Westtuned develops precision ECU tuning software for the BMW 1 Series M140i, crafted to push your engine beyond factory restrictions. Our calibrations are built around real-world dyno data, delivering a smoother, stronger power curve without compromising engine reliability or daily drivability.
Our engineers develop every file using real-world data logging and dyno sessions, ensuring each Stage 1 calibration delivers consistent, repeatable power gains across a wide range of conditions and temperatures.
From a completely stock BMW 1 Series M140i to a fully modified build, Westtuned has the right calibration to match your hardware and unlock the performance you're after.
Choose Westtuned for:
Transform your BMW 1 Series M140i with professional tuning software from Westtuned and experience the power and responsiveness your engine was truly built for.
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