MS43 M54B30 E-Flash ECU Tuning Software

The ESS E-Flash OBD2 programming system allows the end user to upload the ECU tuning software directly to the car from any PC running Windows 7 or newer. The system also includes full diagnostic and code clearing capability. Any future ESS software...

MS45 M54B30 ECU Tuning Software

ESS Normal Aspiration optimized ECU software is a result of 100's of dyno runs and exact calibration of all parameters to allow maximum performance gains with improved driveability/fuel consumption and stock engine longevity. RPM limit is increased to...