RENNtech | ECU+ Upgrade | G550 | W463 | 523 HP / 583 LB-FT | 4.0L BiTurbo V8 | M176 | MY2019-2024 porsche-panamera--971---2016-2024--4-e-hybrid-esr9614197 5" | Rear: 20 x

5" | Rear: 20 x 11

0" front and rear

RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980s

Fuel Management System

RENNtech | ECU+ Upgrade | G550 | W463 | 523 HP / 583 LB-FT | 4.0L BiTurbo V8 | M176 | MY2019-2024 porsche-panamera--971---2016-2024--4-e-hybrid-esr9614197 5" | Rear: 20 xECU+ Upgrade 523HP 583TQ Gains: +102 HP +128 TQ RENNtech tuning products are certified to meet CARB standards in all 50 States. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly