BMW M3 Competition 2025 Stage:Stage 1 CPC (computer powertrain control) is

CPC (computer powertrain control) is not the same as the ECU (engine control unit)

ECU must be shipped in to be unlocked

Tunes for specific octane

AMS ECU &amp

OBD tunes allow customers to simply plug in a cable and upgrade their ECU

BMW M3 Competition 2025 Stage:Stage 1 CPC (computer powertrain control) isExpertly calibrated and meticulously refined, DME Tunings ECU software is guaranteed to give you MORE of a good thing. More horsepower, more torque, and a more exhilarating driving experience by delivering usable power through improved throttle response and torque management. With additional ft. lbs. of torque through the mid range, acceleration out of your favorite corner and onto the straight is noticeably quicker throughout the rev range. DME