RENNtech Porsche ECU Upgrade 997 GT3 (435 HP / 314 LB-FT) porsche-911--997-2---2009-2013--gt2-rs-esr5059610 The maximum power number reached

The maximum power number reached with the RENNtech ECU Upgrade for the S560 is 584 HP and 642 LB-FT

E63 (S) AMG (W212 | Sedan | PFL MY2012-13 | RWD | M157 | 5

S63 AMG 4MATIC+ (MY2018+ | W222 | M177 | 4

2018-2021 C217 S560

0L V8 BiTurbo Stock Performance (at crank):

RENNtech Porsche ECU Upgrade 997 GT3 (435 HP / 314 LB-FT) porsche-911--997-2---2009-2013--gt2-rs-esr5059610 The maximum power number reachedRENNtech Porsche ECU Upgrade 997 GT3. Up to 435HP and 314TQ. Gains: +20HP & 15TQ Our proprietary Porsche ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our proprietary tuning software and