RENNtech Porsche 997.2 Turbo S ECU Upgrade (565 HP / 560 LB-FT) porsche-panamera--970---2011-2015--gts-esr2383908 G 320 (W463) Stock Performance:

G 320 (W463) Stock Performance:

Rated by RENNtech (peak @wheel):              217 whp @ 3

When installing Akrapovič aftermarket optional down pipes

We have found the M278 engine stock performance numbers vary from the baseline figures claimed by Mercedes Benz

RENNtech Porsche 997.2 Turbo S ECU Upgrade (565 HP / 560 LB-FT) porsche-panamera--970---2011-2015--gts-esr2383908 G 320 (W463) Stock Performance:RENNtech Porsche 997. 2 Turbo (3. 8L) ECU Upgrade. Up to 550HP and 575LB FT. Gains: +50HP & +95LB FT 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