Performance software tuning:

Model Engine Stock power
Mercedes-Benz CLS 320 (W219) 3.0l CDI 155 kW / 211 HP Select
Mercedes-Benz CLS 320 (W219) 3.0l CDI 165 kW / 224 HP Select
Mercedes-Benz CLS 320 (W219) 3.2l CDI 165 kW / 224 HP Select