RENNtech Porsche 996 Turbo ECU Upgrade (463 HP / 501 LB-FT) porsche-cayenne--9pa----1-gen--turbo-esr3181428 532 LB-FT @ 4

532 LB-FT @ 4

Cayenne S Diesel - Akrapovic:L-PO/T/2

Dyno measured by RENNtech:  545 HP @ 6

):                        603 HP @ 5

RENNtech Porsche 996 Turbo ECU Upgrade (463 HP / 501 LB-FT) porsche-cayenne--9pa----1-gen--turbo-esr3181428 532 LB-FT @ 4RENNtech 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