RENNtech ECU Upgrade | C253 | GLC 43 AMG | Coupe | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022 mercedes-benz-e-class-sedan--213---2017-present--e-300-esr7131049 Substantially larger than stock and

Substantially larger than stock and a symmetrical design that delivers over 30% more filter area allows the engine to perform at the highest level in both stock and tuned form

767 LB-FT @ 6

Fuel System Upgrade and Stage I Turbo Upgrade | Gains: +208HP

The Mercedes GT is the second Mercedes Benz vehicle fully developed by AMG

and the cartridge is balanced as a complete assembly to safely allow for these increases

RENNtech ECU Upgrade | C253 | GLC 43 AMG | Coupe | 400 HP / 440 LB-FT | M276 | 3.0L V6 BiTurbo | MY2016-2022 mercedes-benz-e-class-sedan--213---2017-present--e-300-esr7131049 Substantially larger than stock andThe 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