RENNtech ECU Upgrade | SL 400 | R230 | 392HP/432LB-FT | 3.0L BiTurbo V6 | M276 mercedes-benz-s-class--222---2018-2020--s-560-maybach-esr2691399 and 3D-print prototyping in order

and 3D-print prototyping in order to fully develop the AMG GT 4-Door Rear Wing assembly

The central area features a low-drag

See STAGE 1  and STAGE 2 Turbo Upgrade for additional details

Mercedes-Benz USA did not officially publish Torque performance numbers for the W463 - G65AMG

The maximum power number reached with the RENNtech ECU Upgrade for the E450 is 392 HP and 463 LB-FT

RENNtech ECU Upgrade | SL 400 | R230 | 392HP/432LB-FT | 3.0L BiTurbo V6 | M276 mercedes-benz-s-class--222---2018-2020--s-560-maybach-esr2691399 and 3D-print prototyping in orderRENNtech ECU Upgrade for 231 SL 400 BiTurbo 4 MATIC. Up to 392HP and 432LB FT. Gains: +63HP & +78LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! 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