RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178 bentley-continental-gtc--2019-present--4-0l-v8-tfsi-esr4309533 Power kW 435

Power kW 435

W222 - S-Class Sedan S450 (Air Body Control Optional)

Complete the look with a set of four exquisite tailpipes in titanium or carbon fibre

Up to 593HP and 495LB-FT

The transparent tinted powder coats perfectly showcase the hand finishing in a variety of shades

RENNtech ECU+ Upgrade | C190 | AMG GT Black Series | 843 HP / 739 LB-FT | 4.0L V8 BiTurbo | M178 bentley-continental-gtc--2019-present--4-0l-v8-tfsi-esr4309533 Power kW 435ECU+ 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