RENNtech R2 Performance Package | G 63 AMG | W463 | 741 HP / 786TQ | 4.0L V8 BiTurbo | M177 | MY2019+ mclaren-slr-sls-class--197---2011-2014--amg-esr2440417 Please note that the Mercedes

Please note that the Mercedes M176 engine performance when measured

Up to 392HP and 454LB-FT

For later model years (2021 – 2023)  RT App is required

including the 'Rt'-logo cut out

Downpipes w 200 Catalytic Converters

RENNtech R2 Performance Package | G 63 AMG | W463 | 741 HP / 786TQ | 4.0L V8 BiTurbo | M177 | MY2019+ mclaren-slr-sls-class--197---2011-2014--amg-esr2440417 Please note that the MercedesR2 Performance Package for Mercedes AMG G 63: ECU, Carbon Fiber Airboxes, TCU, BOV, EVM, BMC Air Filters The Mercedes AMG G 63 (W463) is powered by the latest V8 BiTurbo engine 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. RENNtechs R1, R2, R3, and R3+ are vehicle