RENNtech ECU+ Upgrade | W463 | G63 AMG | 731 HP/786 LB-FT | 4.0L V8 BiTurbo | M177 | MY2019-2024 mercedes-benz-c-class--217---2014-2020--s63-amg-esr5011825 com or call our sales-team

com or call our sales-team under 561

Factory Figures: 577 HP 590 LB-FT

CLS 63 AMG (C218 | PFL MY2012-13 | RWD | M157 | 5

This allows the CLS63 AMG to run the quarter mile on D

RENNtech ECU+ Upgrade | W463 | G63 AMG | 731 HP/786 LB-FT | 4.0L V8 BiTurbo | M177 | MY2019-2024 mercedes-benz-c-class--217---2014-2020--s63-amg-esr5011825 com or call our sales-teamECU+ Upgrade Up to 731 HP 786 LB FT Gains: +88 HP & +65 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 into the OBD2 port and delivers the file you