RENNtech ECU Hand Held Tuner (HHT) for CLK 55 C209 | 380 HP / 395 LB-FT | MY2003-2006 mercedes-benz-g-class--463---1990-2018--g-55-amg-esr3006970 530 HP @ 6800 RPM

530 HP @ 6800 RPM

no cutting required

Gains: Up to +164 HP | +88LB-FT

CLASS E SW (S 212) 350 4-matic [2 Filters Required] (HP: 272 | Year: 10 > 11)

RENNtech ECU Hand Held Tuner (HHT) for CLK 55 C209 | 380 HP / 395 LB-FT | MY2003-2006 mercedes-benz-g-class--463---1990-2018--g-55-amg-esr3006970 530 HP @ 6800 RPMRENNtech ECU HHT (HandHeldTuner) for the 209 CLK 55 AMG. Up to 380HP and 395 LB FT LB FT. Gains: +18HP & +17LB 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.