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ESS F15 X5 / F16 X6 Stage 1 E-Flash Performance ECU Software

SKU: ESS-N63-E-flash


ESS N63TÜ Stage 1 E-Flash Performance ECU Software 550+ HP / 560 lb-ft tq

The E-Flash N63TÜ software is a full OBD2 solution that does not require sending in the ECU or opening the ECU in any way.

Expert calibrated ESS Performance ECU software for the N63TÜ V8.

This software is calibrated to the maximum capacity of the OEM hardware.

Version available for X5/X6 as well.

Available options :

  • ESS E-flash remote programming cable to switch between stock and ESS software versions/options is included.
  • Removed top speed limiter
  • Removed cat check option for off-road use (not available for customers in California).
  • Removed cold start cat heat up cycle (not available for customers in California).
  • Linear torque option for less bottom end torque gain to aid tire grip.



BMW F15 X5-Series X5 5.0i
BMW F16 X6-Series X6-Series 5.0i