RENNtech Porsche 996 Turbo ECU Upgrade (463 HP / 501 LB-FT) maybach-57---62--240---2002-2012--5-5-l-v12-biturbo-esr4717095 Rated by RENNtech (peak @crank):

Rated by RENNtech (peak @crank):              392 HP @ 4

411 LB-FT @ 3000 RPM

522 LB-FT @ 5200 RPM

Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 355 HP and 332 lb/ft torque

Rated by RENNtech:                474 HP @ 5

RENNtech Porsche 996 Turbo ECU Upgrade (463 HP / 501 LB-FT) maybach-57---62--240---2002-2012--5-5-l-v12-biturbo-esr4717095 Rated by RENNtech (peak @crank):RENNtech ECU Upgrade for 996 Turbo 3. 6. Up to 463HP and 501LB FT. Gains: +49HP & 88LB 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