BMW X4 ( F26 - 2014 - 2017 ) Tuning Boxes
The E3 Performance Tuning Box is unique: it's the only tuning box with overheating protection. Therefore the E3 Performance box is the safest way to improve the power and torque of your BMW X4.
Select your BMW X4 engine:
Contact us if you can't find the engine of your car in our application list. If it's a recent engine, the E3 Performance tuning box might be in development.