BMW 535xi 2015 ECU Tune femto This upgrade requires you to

This upgrade requires you to send us your ECU for re-programming

We will email you a tuned file based on your request which you load into the device and flash the car

disable speed limiter

Pricing includes ECU unlock

and a more exhilarating driving experience by delivering usable power through improved throttle response and torque management

BMW 535xi 2015 ECU Tune femto This upgrade requires you toExpertly calibrated and meticulously refined, DME Tunings ECU software 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 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. DME