RENNtech ECU+ Upgrade | C190 | AMG GT S | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+ mercedes-benz-e-class-sedan--213---2017-present--e53-amg-esr3877540 with the highly accurate pre-preg

with the highly accurate pre-preg carbon fiber manufacturing process

installs with 3M double-sided automotive tape (included)

must be made of the best raw materials and must improve performance

Up to 365HP and 405LB-FT

With the proprietary RENNtech ECU+ Tuning the W463 - G550 BiTurbo (up to MY2018) gains up to +102 HP and +128 LB-FT

RENNtech ECU+ Upgrade | C190 | AMG GT S | 601HP/582LB-FT | 4.0L V8 BiTurbo | M178 | MY2018+ mercedes-benz-e-class-sedan--213---2017-present--e53-amg-esr3877540 with the highly accurate pre-pregECU+ Upgrade Up to 601HP 582LB FT Gains: +65HP & +87LB 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 choose