RENNtech Porsche ECU Upgrade 997 GT3 3.8L (365 HP / 300 LB-FT) porsche-panamera--970---2011-2015--gts-esr2383908 Custom Renderings of your car

Custom Renderings of your car in individual car color

setting it apart from the rest of the crowd

Up to 670HP and 840 LB-FT LB-FT

606wtq @ 3

- Lightweight Front Subframe

RENNtech Porsche ECU Upgrade 997 GT3 3.8L (365 HP / 300 LB-FT) porsche-panamera--970---2011-2015--gts-esr2383908 Custom Renderings of your carRENNtech Porsche ECU Upgrade 997 GT3 3. 8L. Up to 396HP and 320LB FT. Gains: +11HP & +10LB 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 tuning