RENNtech ECU+ Upgrade | W205 | C 43 AMG | Sedan | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2021 porsche-panamera--976---2024-present--turbo-e-hybrid-esr1657753 Software updates do not interfere

Software updates do not interfere with the functionality of the EVM

RENNtech ECU HHT (HandHeldTuner) for the 204 - C 63 AMG Black Series

CLASS E (W 211) 350 V6 [2 Filters Required] (HP: 272 | Year: 06 > 09)

The pre-impregnated (pre-preg) production method creates stronger

400rpm Note: Mercedes M178 engine performance when measured

RENNtech ECU+ Upgrade | W205 | C 43 AMG | Sedan | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2021 porsche-panamera--976---2024-present--turbo-e-hybrid-esr1657753 Software updates do not interfereThe RENNtech ECU Plus Upgrade brings the C 43 AMG Sedan 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.