BMW 550i 2013 mapswitching Please contact us with your

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

DME Tuning saves your stock/factory ECU settings so that you can revert your vehicle back to stock settings at any time

Requires ECU to be mailed in

NOTE: Only for N63TU MOTORS

The device holds the stock and tuned files for easy back and forth

BMW 550i 2013 mapswitching Please contact us with yourNOTE: Only for N63TU MOTORS. Not for N63 motors. Please contact us with your VIN if you are unsure what motor your 2013 550i has. Expertly 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