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 CLS 63 AMG (C218 |

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

Factory Figures: 577 HP 590 LB-FT

GLE 53 AMG (V167 -chassis)

0L V12 BiTurbo) Modified Performance (at crank):

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 CLS 63 AMG (C218 |ECU+ 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