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 CLASS E SW (S 210)

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

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

Raised torque limits

Our full carbon fiber spoiler is manufactured from extremely high quality

unique appearance to the rear exterior

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 CLASS E SW (S 210)RENNtech 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.