Mercedes Benz E550 ECU Tune Stage:Stage 1 +171hp +307Tq Made in the USA

Made in the USA

TUNING METHODS:

Items included are Gintani Revuelto rear section and header pipes

IMPORTANT INFORMATION:

BMW 640i (2012-2016) performance ECU tune

Mercedes Benz E550 ECU Tune Stage:Stage 1 +171hp +307Tq Made in the USATuned by Alex Gintani himself, Gintani Tunings ECU Software is guaranteed to give you more horsepower, 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. Gintani saves your stock factory ECU settings