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Bootmod3 ECU Tune – BMW S55 (F80 M3 / F82–F83 M4 / F87 M2 Competition)The Bootmod3 (BM3) ECU Tune transforms your BMW S55 engine found in the M3, M4, and M2 Competition into a fully tunable platform with advanced CustomROM capabilities. Flash maps, log data, and adjust performance features directly through the OBD port using your mobile device or computer. Bootmod3 delivers everything from daily drivability to full race calibration in minutes, making it one of the most capable flash solutions available for the S55

(Stock pulleys)

up to 440HP on B58TU1) - 91oct/95ron

This new calibration reworks all of the factory short-comings to eliminate vibration and "lugging" feelings

STAGE 2 OPTIMIZED SHIFT POINTS

IE High Torque ECU calibrations maximize power gains throughout the entire powerband and quickly exceed the torque limitations of the factory DQ250 (DSG transmission) calibration or the stock clutch (manual trans)

These perfected ECU Tunes undergo thousands of hours dyno testing

Every gear will shift at the optimal points to pull the car through the powerband as quickly as possible for the fastest conditions on road

Ford F-150 (2021–2023)

+ FREE REVVING ENABLED

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5″ mandrel-bent aluminum piping with black powder coating

BMW S58 Engines

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