RENNtech ECU+ Upgrade | S212 | E 63 AMG | Wagon | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 mercedes-benz-gla-class--247---2020-present--gla-35-amg-esr7111192 7L V8 BiTurbo) Modified Performance

7L V8 BiTurbo) Modified Performance (at crank):

RS5 (F5 B9)

this feature improves the handling of your vehicle

560 LB-FT @ 2

0" Weight:   Construction: 1-piece Forged Tire Size: 295/30-20

RENNtech ECU+ Upgrade | S212 | E 63 AMG | Wagon | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2012-13 mercedes-benz-gla-class--247---2020-present--gla-35-amg-esr7111192 7L V8 BiTurbo) Modified PerformanceECU+ Upgrade 669HP 734TQ Gains: +119HP +190TQ 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. Programming takes only a few minutes and the vehicle can be reflashed