RENNtech ECU Upgrade for E 320 (W211- 225 HP / 240 LB-FT) mercedes-benz-s-class--222---2018-2020--s450-biturbo-esr1451600 664 LB-FT @ 3

664 LB-FT @ 3

E43 AMG Wagon | MY2017-18

CLASS E (W 211) 500 V8 [2 Filters Required] (HP: 388 | Year: 06 > 09)

and an unbelievable change in engine sound thanks to this Akrapovič Slip-On exhaust system

RENNtech ECU Upgrade for E 320 (W211- 225 HP / 240 LB-FT) mercedes-benz-s-class--222---2018-2020--s450-biturbo-esr1451600 664 LB-FT @ 3RENNtech ECU Upgrade for 210 E 320, up to 225HP and 240LB FT. Gains: +10HP & 11LB 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 tuning software