RENNtech ECU Upgrade E 550 | C207 | 402 HP / 405 LB-FT | MY2010-2011 mercedes-benz-s-class--220---1999-2006--s-600-biturbo--2003-2006--esr5052819 8 Turbo S [2 Filters

8 Turbo S [2 Filters Required] (HP: 500/540/550 | Year: 07 > 10)

the Brake Duct package is durable and easy-to-install around the AMG GT brake system and includes the following parts:

E 63 AMG (W211) Stock Performance:

CLASS S (W 220) 430 V8 4-matic [5 gear] [2 Filters Required] (HP: 279 | Year: 98 > 03)

If you wish to go back to factory settings simply press Button 2

RENNtech ECU Upgrade E 550 | C207 | 402 HP / 405 LB-FT | MY2010-2011 mercedes-benz-s-class--220---1999-2006--s-600-biturbo--2003-2006--esr5052819 8 Turbo S [2 FiltersRENNtech ECU Upgrade for 207 E 550. Up to 402HP and 405 LB FT. Gains: +20HP & 14 LB FT RENNtech tuning products are certified to meet CARB standards in all 50 States. 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