RENNtech ECU Upgrade E 550 | C207 | 402 HP / 405 LB-FT | MY2010-2011 porsche-911--991-1---2011-2016--turbo-esr5301476 CLASS S LONG (W 221)

CLASS S LONG (W 221) 350 4-matic [2 Filters Required] (HP: 272 | Year: 07 > 11)

+10 HP / + 15 TQ

hardware and all associated plumbing

563 HP @ 6800 RPM

Porsche Panamera Turbo (971) 2016 - 2020

RENNtech ECU Upgrade E 550 | C207 | 402 HP / 405 LB-FT | MY2010-2011 porsche-911--991-1---2011-2016--turbo-esr5301476 CLASS S LONG (W 221)RENNtech 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