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83 sec 111 mph W222 - S560 Sedan Rt ECU+ Upgrade w/o Launch Control 4
R1 Performance Package for 203 - C 32 AMG
wet-layup method which results in components of inferior
+31 HP / +31 LB-FT
This fierce combination will unleash the true potential of your V12 Mercedes and ensures you area able to transfer all your new found power to the ground
RENNtech ECU Upgrade | C253 | GLC 43 AMG | Coupe | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022 mercedes-benz-c-class--205-sedan---2015-2022--c-43-amg-esr5749443 83 sec 111 mph W222The RENNtech ECU upgrade brings the GLC 43 AMG Coupe 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