M-Class (W166) (2011 - 2016)

Torque Increase (NM):113Economy Gain (MPG):20Power Gain (PS):57RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,...

Torque Increase (NM):84Economy Gain (MPG):20Power Gain (PS):29RaceChip RS Tuning Box - Bluetooth Version with App ControlThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning,...

Torque Increase (NM):97Economy Gain (MPG):20Power Gain (PS):66RaceChip RS Tuning Box - Non Bluetooth VersionThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning, high-quality hardware...

Torque Increase (NM):78Economy Gain (MPG):20Power Gain (PS):57RaceChip RS Tuning Box - Non Bluetooth VersionThe bestseller of the RaceChip tuning boxes. Completely newly developed optimisation software with engine-specific tuning, high-quality hardware...