RENNtech ECU Upgrade E 350 MY 2014+ (W212- 308 HP / 285 LB-FT) mercedes-benz-s-class--223---2021-present--s63-amg-e-performance-esr1740734 Give your AMG GT R

Give your AMG GT R an aggressive makeover with these RENNtech front canards as part of our Clubsport Package

CLASS E SW (S 210) 320 V6 4-matic (HP: 224 | Year: 97 > 99)

W205 - C-Class C350e Plug-In Hybrid

Please note that the Mercedes M178 engine performance when measured

RENNtech ECU Upgrade E 350 MY 2014+ (W212- 308 HP / 285 LB-FT) mercedes-benz-s-class--223---2021-present--s63-amg-e-performance-esr1740734 Give your AMG GT RRENNtech ECU Upgrade for 212 E 350 FaceLift (2014+). up to 308HP and 273 LB FT. Gains: +6HP & 12 LB 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.