RENNtech Porsche ECU Upgrade 997 GT3 (435 HP / 314 LB-FT) audi-rs4--8k---2012-2015--4-2l-v8-fsi-esr2470407 420 HP @ 6000 RPM

420 HP @ 6000 RPM

G 320 (W463) Stock Performance:

Exhaust: +19 HP / +20 LB-FT

The Akrapovič Delete-R has been developed for use of Akrapovič exhaust system in combination with standard ECU settings and will eliminate possible engine check error codes caused by the improved emission flow

This is not a kit and cannot be shipped out

RENNtech Porsche ECU Upgrade 997 GT3 (435 HP / 314 LB-FT) audi-rs4--8k---2012-2015--4-2l-v8-fsi-esr2470407 420 HP @ 6000 RPMRENNtech 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