RENNtech Stage II Turbo Upgrade Package | X290 | GT 63 (S) AMG | 1,017 HP / 871 LB-FT | 4.0L V8 BiTurbo | M177 | MY2019+ mercedes-benz-slk-class--171---2004-2010--slk-350-esr6719359 Rated by Mercedes-Benz: 469 HP

Rated by Mercedes-Benz:      469 HP @ 6

Whether your AMG GT is equipped with iron or carbon ceramic rotors

The vast amount of increased torque across the entire RPM range gives the 550 an extra edge to compete with AMG powered vehicles

The RENNtech Stage II Turbo Upgrade comes with an RENNtech ECU Upgrade and the RENNtech Fuel System Upgrade

This Software update delivers up to 10 HP and 99 LB-FT more than the previous version

RENNtech Stage II Turbo Upgrade Package | X290 | GT 63 (S) AMG | 1,017 HP / 871 LB-FT | 4.0L V8 BiTurbo | M177 | MY2019+ mercedes-benz-slk-class--171---2004-2010--slk-350-esr6719359 Rated by Mercedes-Benz: 469 HPIncludes Upgraded Turbos, ECU Upgrade, upgraded CPC Unit and Fuel System Upgrade. Gains: Up to +336HP +137LB FT The Mercedes X290 GT 63 (S) AMG 4 Door Coupe comes with the newest engine fully developed by AMG, the companys Affalterbach based performance division and long fabled engine builder. The result is nothing short of spectacular and the 4. 0L V8 BiTurbo engine is an incredible platform to build performance upon. In addition to that, the all new