RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178 porsche-panamera--971---2016-2024--4s-e-hybrid-esr4381851 Our purge welded

Our purge welded

in addition to serving as an attractive under hood showpiece

Up to 635HP and 780 LB-FT

The R1 features our proprietary ECU tune for the new 4

The Carbon Fiber Rear Wing for the Mercedes-Benz AMG GT Coupe dramatically improves rear-end stability with an aggressive yet highly functional design

RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178 porsche-panamera--971---2016-2024--4s-e-hybrid-esr4381851 Our purge weldedECU+ Upgrade Up to 843 HP 739 LB FT Gains: +99 HP & +95 LB FT 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