Mercedes Benz S63 AMG ECU Tune 540i Factory 641 HP / 627

Factory 641 HP / 627 lb-ft

crafted to enhance both performance and sound for Ferrari’s V12 masterpieces

and pure driving passion

Power ratings are subject to conditions and dynamometer model used

Mercedes Benz S63 AMG ECU Tune 540i Factory 641 HP / 627Tuned 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