McLaren 570S ECU Tuning SoftwareOverview McLaren 570S 3. 8 L V8 Twin Turbo 2015 Present Expertly calibrated and meticulously refined, HEX Tunings ECU software for the McLaren 570S 570GT 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 as much as 100+ extra ft. lbs. of torque through the mid range, acceleration out of your