BMW 428xi 2014 Stage:Stage 1 We send you an OBD

We send you an OBD cable and remotely tune the car using remote desktop software called TeamViewer

You will read the car with the device and email us the stock file

Requires ECU to be mailed in

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

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

BMW 428xi 2014 Stage:Stage 1 We send you an OBDExpertly 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