BMW M3 2016 femto Please contact us with your

Please contact us with your VIN if you are unsure what motor your 2013 550i has

Shipping costs for sending OBD Cable will be added at checkout

Shipping costs for sending an ECU to and from DME Tuning is the responsibility of the purchaser

We recommend one-step colder sparks plugs for better performance

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

BMW M3 2016 femto Please contact us with yourExpertly 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