RENNtech ECU Upgrade | X253 | GLC 43 AMG | SUV | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022 porsche-911--997-1---2004-2008--gt-2-esr5058826 RENNtech’s PRE SAFE Module can

RENNtech’s PRE SAFE Module can be used to override the Forward Collision Warning and the Pre Safe Autonomous Braking system found in select Mercedes-Benz AMG models

4 [2 Filters Required] (HP: 626 | Year: 04 >)

The maximum power number reached with the intermediate RENNtech ECU Upgrade for the GLC63 and GLC63 S AMG+ is 574 HP and 612 LB-FT

CL600 (C216) Stock Performance:

Upgraded Throttle Body

RENNtech ECU Upgrade | X253 | GLC 43 AMG | SUV | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022 porsche-911--997-1---2004-2008--gt-2-esr5058826 RENNtech’s PRE SAFE Module canThe RENNtech ECU upgrade brings the GLC 43 AMG SUV up to 400 HP and 440 LB FT Gains: +25 HP and +42 LB FT. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU.