Esys Plus 4.0.2 ((free))

E-SYS Plus 4.0.2 remains a top-tier choice for BMW enthusiasts who have outgrown mobile apps like BimmerCode and want professional-grade control. Its balance of a simplified UI and powerful decoding capabilities makes it an indispensable tool for anyone serious about BMW retrofitting and personalization.

An cable to connect your laptop to the car's diagnostic port. esys plus 4.0.2