BMW X5 xDrive40i 2024 mapswitching and 100 Octane

and 100 Octane

Check engine light removal for downpipes (off-road use only)

AMS ECU TCU & OBD Tune

We also recommend changing your spark plugs and Primary O2 sensors every 20k miles

do not do this

BMW X5 xDrive40i 2024 mapswitching and 100 OctaneExpertly 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