RENNtech Intermediate ECU Upgrade | W221 | S 63 AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-13 mercedes-benz-e-class-sedan--213---2017-present--e-400-esr7342366 Lower or Raise your car

Lower or Raise your car to your prefered ride height

CLASS G (W 463) 500 V8 Torpedo [2 Filters Required] (HP: 296 | Year: 00 > 07)

Up to 460HP and 464LB-FT

900rpm Note: Mercedes M278 engine performance when measured

RENNtech Carbon Fiber Wing is available with tall or low style stanchions

RENNtech Intermediate ECU Upgrade | W221 | S 63 AMG | Sedan | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-13 mercedes-benz-e-class-sedan--213---2017-present--e-400-esr7342366 Lower or Raise your carIntermediate ECU Upgrade Up to 638HP 695TQ Gains: +75HP +101TQ 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