PTG M157 Performance ECU Mercedes-AMG Tune GT3 Normal Mode: The vehicle's ECU

Normal Mode: The vehicle's ECU controls the operation of the exhaust bypass valves

This is critical as the Auxiliary Radiators not only help keep engine water temperatures lower but also are utilized as the heat exchange medium in the air-to-water charge-air coolers for the turbocharger system to reduce intake air temperatures (IATs)

Enlarged Carbon Fiber Airbox Lid

The restriction is actually the factory inlet tubes and original air filter

4Kg Lighter than OEM

PTG M157 Performance ECU Mercedes-AMG Tune GT3 Normal Mode: The vehicle's ECUIf you want more power out of your Mercedes Benz, the calibration experts at PTG have you covered. By working with the factory settings, power and torque can be added without endangering the engine. Final performance figures are dependent on your modifications and on whether you spring for the datalogging option.