RENNtech ECU Upgrade for E 550 | W212 | 402 HP / 405 LB-FT | MY2010-2011 audi-sq5--2009-2017--2-0l-tfsi-i4-esr7061777 RENNtech ECU Upgrade for 217

RENNtech ECU Upgrade for 217 - S 65 AMG Coupé

The R2 Performance Package was developed and tested running on standard 93 octane gas

Connect to the Internet without wires

549wtq @ 3

Our intermediate ECU tune increases performance from 556 HP and 550 lb/ft torque to 638 HP and 695 lb/ft at the crank

RENNtech ECU Upgrade for E 550 | W212 | 402 HP / 405 LB-FT | MY2010-2011 audi-sq5--2009-2017--2-0l-tfsi-i4-esr7061777 RENNtech ECU Upgrade for 217RENNtech ECU Upgrade for 212 E 550. Up to 402HP and 405LB FT. Gains: +20HP & 14LB 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. Programming takes only a few