RENNtech R3 Performance Package | GLS 63 (S) AMG | X167 | 875 HP / 873 TQ | 4.0L V8 BiTurbo | M177 | MY2021+ mercedes-benz-cl-class--216---2007-2014--cl-550-esr7736410 Stainless Steel Construction

Stainless Steel Construction

529 HP @ 6800 RPM

500 RPM  |  508 LB-FT @ 2

604 LB-FT @ 5

With the proprietary RENNtech ECU Tuning the W222 - S63 AMG 4MATIC+ gains up to +87 HP and +44 LB-FT

RENNtech R3 Performance Package | GLS 63 (S) AMG | X167 | 875 HP / 873 TQ | 4.0L V8 BiTurbo | M177 | MY2021+ mercedes-benz-cl-class--216---2007-2014--cl-550-esr7736410 Stainless Steel ConstructionR3 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.