R1 | Performance Package | C205 - C63 /S AMG | 611 HP / 672 LB-FT | 4.0L V8 BiTurbo | M177 mercedes-benz-gl-class--166---2013-2016--gl-450-biturbo-esr5090166 RENNtech tuning software for Mercedes

RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicles entire power band

The EVM will ONLY revert to factory setting by pressing Button 2

The Mercedes GT is the second Mercedes Benz vehicle fully developed by AMG

The rotors consist of a two-piece iron disc

6 Series (F13) 640 i (HP: 320 | Year: 11 >)

R1 | Performance Package | C205 - C63 /S AMG | 611 HP / 672 LB-FT | 4.0L V8 BiTurbo | M177 mercedes-benz-gl-class--166---2013-2016--gl-450-biturbo-esr5090166 RENNtech tuning software for MercedesRENNtech R1 Performance Package for the C205 C 63 AMG. Including: ECU, Sport Muffler, BOV Adapter. Up to: 611 HP 672 LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980s! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver