RENNtech ECU Upgrade | W205 | C 43 AMG | Sedan | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2021 porsche-718-boxster--982---2016-present--gts-2-3-esr9797142 Size and Offset optimized for

Size and Offset optimized for C190 - AMG GT and AMG GT S

Our intermediate level ECU upgrade offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability

With the proprietary RENNtech ECU+ Tuning the W463 - G550 (MY2019+) gains up to +102 HP and +128 LB-FT

RENNtech Carbon Fiber Fender Extractors | GT | GTS | GTC | GT R | GT R Pro

The additional mount is constructed from a 6061-T6 aluminum and CNC machined for a perfect fit

RENNtech ECU Upgrade | W205 | C 43 AMG | Sedan | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2021 porsche-718-boxster--982---2016-present--gts-2-3-esr9797142 Size and Offset optimized forThe RENNtech ECU Upgrade brings the C 43 AMG Sedan up to 400 HP and 440 LB FT Gains: +25 HP and +42 LB FT. RENNtech tuning products are certified to meet CARB standards in all 50 States. 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