RENNtech ECU Upgrade for SLS Black Series (C197- 657 HP / 490 LB-FT)

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Description

RENNtech ECU Upgrade for SLS Black Series (C197- 657 HP / 490 LB-FT)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 to the ECU. Programming takes only a few minutes and the vehicle can be reflashed at any time as many times as you wish. The

Gains: +35HP & +104LB-FT

E63 AMG S 4MATIC+ (MY2018+ | S213 | M177 | 4

fender extractors

050 RPM Mercedes M155 engine performance when measured

73 mph *If not otherwise noted

EVM does not engage with CAN-Bus No interference with any control units

RENNtech | C/R 190 | AMG GT (Facelift) | Carbon Fiber Front Splitter

Bumperette Delete for 2021 AMG GT Black Series

the RENNtech AMG GT R side skirts feature several unique design elements

380 HP @ 5500 RPM

Modified Performance:

These parts were designed and engineered in house by RENNtech and are fully functional components that feature unmistakably unique styling for the AMG GT Black Series

Exchange/Return Notes