RENNtech ECU Hand Held Tuner | HHT | CLK 63 AMG | C209 | 517HP/485LB-FT | 6.3L N/A | M156 | MY2007-2009 mercedes-benz-ml-class--164---2006-2011--ml-320-cdi-esr8255656 544 LB-FT @2

544 LB-FT @2

R-Line Comparison: Vehicle Package HP Gains TQ Gains W463 - AMG G 63 Stock

Virtually no lag with impressive throttle response

CLASS E COUPE' (C 207) 500 Blue Efficiency [2 Filters Required] (HP: 408 | Year: 11 > )

CLASS E SW (S 211) 500 V8 4-matic [2 Filters Required] (HP: 306 | Year: 05 > 06)

RENNtech ECU Hand Held Tuner | HHT | CLK 63 AMG | C209 | 517HP/485LB-FT | 6.3L N/A | M156 | MY2007-2009 mercedes-benz-ml-class--164---2006-2011--ml-320-cdi-esr8255656 544 LB-FT @2RENNtech ECU HHT (HandHeldTuner) for the 209 CLK 63 AMG. Up to 517HP and 485LB FT LB FT. Gains: +39HP & +20LB 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.