RENNtech | ECU Upgrade | W166 | ML 350 BlueEFFICIENCY | 308HP/285LB-FT | 3.5L V6 NaturallyAspirated | M276 audi-q7--4l---2006-2015--4-2-v8-fsi-esr4077021

RENNtech | ECU Upgrade | W166 | ML 350 BlueEFFICIENCY | 308HP/285LB-FT | 3.5L V6 NaturallyAspirated | M276 audi-q7--4l---2006-2015--4-2-v8-fsi-esr4077021RENNtech ECU Upgrade for 166 ML 350 BlueEFFICIENCY. up to 308HP and 285LB FT. Gains: +6HP & +12LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. RENNtech

RENNtech is proud to introduce an all new rear decklid spoiler design for the Mercedes-Benz C-Class Sedan

R1 Performance Package for Mercedes-AMG E63: ECU Upgrade (HHT)

CLA45 AMG | MY2019+

The Evolution system for the Mercedes SLS produces not only gains of 12 hp

The RENNtech R2 Performance Package is the evolution stage of the R1 Pkg

Performance Package 2 Includes:

GLC63 AMG 4MATIC+ (MY2016+ | X253 | M177 | 4

Maserati Ghibli S (Q4) (M157) 2018+

38 sec 118 mph *If not otherwise noted

Size and Offset optimized for C190 - AMG GT and AMG GT S

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

Range Rover (L322/LM) 2009 – 2012