RENNtech Porsche 997 GT3 RS 3.8L ECU Upgrade (462 HP / 332 LB-FT) audi-s3--8p---2006-2012--2-0l-tfsi-esr5566206 Dyno measured by RENNtech (peak):

Dyno measured by RENNtech (peak):                681 HP @ 6

Gains: +120 HP & +135 LB-FT

These link pipes feature larger-than-stock-diameter tubing and cast titanium flanges

Rated by Mercedes-Benz:                        463 HP @ 5

Rear RENNtech rotor weight – 15

RENNtech Porsche 997 GT3 RS 3.8L ECU Upgrade (462 HP / 332 LB-FT) audi-s3--8p---2006-2012--2-0l-tfsi-esr5566206 Dyno measured by RENNtech (peak):RENNtech Porsche 997 GT3 RS 3. 8L ECU Upgrade. Up to 462HP and 332LB FT. Gains: +12HP & +15LB 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