RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023 mercedes-benz-c-class--204-sedan---2008-2014--c-320-cdi-esr4861286 RENNtech performance software unleashes your

RENNtech performance software unleashes your Mercedes true potential

600 RPM Crank Performance Numbers are calculated with a 17% Drivetrain loss on 4MATIC vehicles

the CL 550 gains up to 92 HP and 167 LB-FT

AMG GT63 Four Door Coupe (X290)

our rear diffuser is manufactured using the high quality prepreg carbon fiber and is a quick and easy install that requires no modifications to the SLS’s rear bumper or underbody

RENNtech ECU+ Upgrade | C205 | C 43 AMG | Coupe | 416 HP / 460 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2023 mercedes-benz-c-class--204-sedan---2008-2014--c-320-cdi-esr4861286 RENNtech performance software unleashes yourThe RENNtech ECU Plus Upgrade brings the C 43 AMG Coupe up to 416 HP and 460 LB FT Gains: +41 HP and +62 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.