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  • Image 1
  • Standard Stage 1 tune.
  • Customer Stage 1 standard dyno on 2014 M6 Coupe
  • Customer Stage 1 standard dyno on 2014 M5

S63TÜ Stage 1 E-Flash Performance ECU Software

$1,349.00
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Product Description

ESS S63TÜ Stage 1 Performance ECU Software 700+ HP / 680 lb-ft tq

The E-Flash S55 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 2012+ M5/M6.

Adds ~90-100hp and ~90ft/lbs of torque over stock M5/6. (75hp and 85ft/lbs on Performance Package M5/6)

This software is calibrated to the maximum capacity of the OEM hardware. This software should not be used with additional piggybacks of any kind as it is already fully tuned through ECU software directly.

Version available for X5M/X6M as well.


Available options :

-ESS E-flash remote programming cable to switch between stock and ESS software versions/options ($345)

-Removed top speed limiter
-Removed cat check option for off-road use
-Removed cold start cat heat up cycle.
-Linear torque option for less bottom end torque gain to aid tire grip.
-Calibration available for upgraded turbos and/or HFC/catless downpipes.

Email sales@esstuning.com for more information.

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