RENNtech R3 Performance Package | GLS 63 (S) AMG | X167 | 875 HP / 873 TQ | 4.0L V8 BiTurbo | M177 | MY2021+ mercedes-benz-c-class--205-coupe---2016-2023--c43-amg-esr9043036 - Spiral Bound

- Spiral Bound

Easy installation

R3 Performance Package for Mercedes-AMG E63 (S): ECU Upgrade (HHT)

RENNtech's adjustable Coilover Suspension kit improves both vehicle handling and performance

- Rigid grill mesh mount system for protection

RENNtech R3 Performance Package | GLS 63 (S) AMG | X167 | 875 HP / 873 TQ | 4.0L V8 BiTurbo | M177 | MY2021+ mercedes-benz-c-class--205-coupe---2016-2023--c43-amg-esr9043036 - Spiral BoundR3 Performance Package for Mercedes AMG GLS 63: ECU Upgrade (HHT), Stage 1 Turbo Upgrade, TCU, CPC, Fuel Management System, BOV, EVM, BMC Air Filters The Mercedes AMG GLS 63 (X167) 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.