ECU Upgrade

3.999  incl. VAT (excl. shipping)


+ 49 HP / 36 kW
+ 139 Nm

10-14 Working days
SKU: ECU:54.217.S65BT Categories: , , , ,



621 HP / 457 kW
@ 5500 1/min

1000 Nm
@ 2000-3000 1/min


670 HP / 493 kW
@ 5500 1/min

1139 Nm
@ 3500 1/min


Unleash the true potential of your Mercedes-AMG!

RENNtech has been the leading specialist in Mercedes-Benz and AMG power upgrades since 1989.

With the experience of countless hours of development work and extensive endurance test runs, the TÜV-certified RENNtech ECU Upgrade guarantees an enormous increase in performance across the entire speed range, of course, while maintaining the usual everyday usability and reliability.

  • Incl. Vmax increase (depending on tire approval)
  • + Power measurement (on request), assembly, TÜV approval and engine and powertrain warranty (up to 3 years and 100,000 km according to our warranty conditions)

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