RENNtech ECU+ Upgrade | W213 | E43 AMG | Sedan | 416 HP / 471 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2018 mercedes-benz-amg-gt--r--190---2018-2022--gt-r-esr4046559 RENNtech’s side skirts feature an

RENNtech’s side skirts feature an OEM level of quality

CLS 55 AMG Kompressor

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300 RPM Crank Performance Numbers are calculated with a 17% Drivetrain loss on 4MATIC vehicles

Rated by RENNtech:               506 HP @ 5

RENNtech ECU+ Upgrade | W213 | E43 AMG | Sedan | 416 HP / 471 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2018 mercedes-benz-amg-gt--r--190---2018-2022--gt-r-esr4046559 RENNtech’s side skirts feature anThe RENNtech ECU Plus Upgrade brings the E43 AMG Sedan up to 416 HP and 471 LB FT Gains: +14 HP and +57 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.