ESS Tuning - N63 E-Flash ECU Performance Software (101-101)

ESS X5 50i/X6 50i ESS E-Flash Performance ECU software is a result of extensive testing and exact calibration of ECU parameters to allow considerable performance gains on an otherwise stock car. The ESS N63 X5 5.0 performance software is developed and tested in extreme heat in the Arizona desert as well as extreme cold temperatures in Scandinavia. Typical gains are in the 85-95whp range. ESS E-Flash also includes full engine diagnostic functionality and code clearing capabilities.

When ordering this product you will receive 1 ESS E-Flash OBD2 programming system which will VIN lock to your car. This system 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.

Part number: 101-101
Top Speed Governor: Removed
RPM Limit: 6800RPM
Fuel requirement: 91US/95Euro
Horsepower (peak): 510 DIN (Stock 408)
Torque: 720NM (Stock 600NM)

*Correction factor for drivetrain loss is 15% above RWHP as seen in dynograph (RWHP/0.85)

Application intended for: All X5 50i, X6 50i incl M sport or BMW performance software equipped cars.