BMW 535xi 2014 ECU Tune Stage:Stage 1 Done at the comfort of

Done at the comfort of your home with your windows computer

We also recommend changing your spark plugs and Primary O2 sensors every 15k miles

Stage 2 and above requires that you gap your spark plugs to

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

DME Tuning’s ECU software for the BMW 535i is guaranteed to give you MORE of a good thing

BMW 535xi 2014 ECU Tune Stage:Stage 1 Done at the comfort ofExpertly 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