RENNtech ECU+ Upgrade | W212 | E 550 | 540HP / 705 LB-FT | 4.7L V8 BiTurbo | M278 | MY2012-2013 mercedes-benz-a-class--a176---2014-2018--a45-amg-esr4958388 The Carbon Fiber Rear Wing

The Carbon Fiber Rear Wing for the Mercedes-Benz AMG GT Coupe dramatically improves rear end stability with an aggressive yet highly functional design

Bentley Flying Spur Speed

up to an astonishing 392 HP and 462 lb/ft at the crank

FEA ANALYSIS

and greater stability at high speeds

RENNtech ECU+ Upgrade | W212 | E 550 | 540HP / 705 LB-FT | 4.7L V8 BiTurbo | M278 | MY2012-2013 mercedes-benz-a-class--a176---2014-2018--a45-amg-esr4958388 The Carbon Fiber Rear WingECU+ Upgrade 540HP 705LB FT +105HP +262LB FT 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 at