RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023 suspension Increasing the power output without

Increasing the power output without upgrading the OEM turbo charger may increase the chance of Turbo -failure

0L I6 Turbo -engine gains up to +48 HP and +54LB-FT

Gains: +27HP & +20LB-FT

This highly integrated pre-preg carbon fiber spoiler compliments the sophisticated and refined CLS-Coupe exterior design language

RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023 suspension Increasing the power output withoutThe RENNtech ECU Plus Upgrade brings the C 43 AMG Coupe up to 416 HP and 460 LB FT Gains: +41 HP and +62 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.