Mercedes AMG GT R (C190) 2017+ 4.0L V8 biturbo
Expertly calibrated and meticulously refined, HEX Tuning’s ECU software for the Mercedes AMG GT R 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 foot lbs. of torque through the mid range, acceleration out of your favorite corner and onto the straight is noticeably quicker throughout the rev range.