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ESS E-Flash 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. Removed top speed governor is included, and you have the option of stock RPM limit or up to 8200RPM.
Power is increased by 10-15 HP when programmed for premium fuel (91US/96Euro).
When ordering this product you will receive 1 ESS E-Flash USB-OBD programmer which will VIN lock to your car. This unit can be used to program between stock and tuned, and it can also be used to load custom files/race fuel files/updates received from ESS over email. The ESS E-flash requires the use of a windows laptop. Full diagnostic code reading and code clearing are available via E-flash.
Throttle response programming is improved over stock.
Factory VANOS mapping and torque parameters are re-calibrated to provide improved low / midrange power delivery and acceleration.
Euro software conversion is available for US cars with euro spec headers installed. SuperSprint stepped headers are not compatible.
Custom tuning available on request, VANOS timing programming for modified camshafts also available.
Application intended for: All Z4M from 2006 2007 2008