MB 5.5L ECU Tune
M157 5.5L Biturbo ECU Tune By ALPHA VCS.
Through our non-invasive update to the powertrain control module (PCM), your AMG will produce 830 ft-lbs of torque! To put this in perspective, that?s a 312 ft-lb gain! More importantly, power is dramatically increased throughout the engine?s entire rpm range. Our Alpha file will provide you with power that you can feel no matter what rpm you decide to punch the throttle.