RENNtech Porsche Cayenne Turbo S (2007-10) ECU Upgrade (575 HP / 612 LB-FT) mercedes-benz-cls-class--219---2006-2011--cls-500-esr9637543 AMG GT63 | X290 |

AMG GT63  | X290 | M177 | 4

Crank Performance Numbers are calculated with a 16% Drivetrain loss on SUV's

0L V8 BiTurbo Modified Performance (at crank):

For vehicles without the optional

Rear High Perfromance Brake Pads Set of 4 Pads

RENNtech Porsche Cayenne Turbo S (2007-10) ECU Upgrade (575 HP / 612 LB-FT) mercedes-benz-cls-class--219---2006-2011--cls-500-esr9637543 AMG GT63 | X290 |RENNtech Porsche Cayenne Turbo S (2007 10) ECU Upgrade. Up to 575HP and 312LB FT. Gains: +25HP & +59LB FT The RENNtech Power Module (RPM) ECU tune delivers significant horsepower and torque gains across the entire power band. By modifying boost mapping and keeping optimized air to fuel ratios, the entire power and torque curve is shifted upward delivering +25 HP +59 LB FT in the Porsche Cayenne TurboS 4. 8 liter V8 Turbo engine, based on Dyno measured