RENNtech ECU+ Upgrade | W213 | E43 AMG | Sedan | 416 HP / 471 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2018 audi-s8--d3-4e---2006-2010--5-2l-v10-esr7428051 Full Plug'n'Play Solution

Full Plug'n'Play Solution

the factory settings do NOT allow the valves to fully open unless certain speed and/or RPM have been reached

RENNtech ECU Upgrade for 212 - E 400 BiTurbo 4-MATIC Coupé

*Before Placing Order

Power gains are calculated based on stock numbers measured by RENNtech

RENNtech ECU+ Upgrade | W213 | E43 AMG | Sedan | 416 HP / 471 LB-FT | M276 | 3.0L V6 BiTurbo | MY2017-2018 audi-s8--d3-4e---2006-2010--5-2l-v10-esr7428051 Full Plug'n'Play SolutionThe RENNtech ECU Plus Upgrade brings the E43 AMG Sedan up to 416 HP and 471 LB FT Gains: +14 HP and +57 LB 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.