RENNtech ECU Hand Held Tuner (HHT) for CLK 55 C209 | 380 HP / 395 LB-FT | MY2003-2006 mclaren-600-lt-esr8962987 this is completely normal in

this is completely normal in carbon fiber manufacturing because of the nature of the material and production process

410 LB-FT @ 3000 RPM

Renntech downpipes are intended for Motorsport applications on closed circuit racetracks only or for export

Rated by RENNtech (peak @wheel): 873 whp @ 6

066 HP and 831 LB-FT @ crank with 93 Octane Fuel

RENNtech ECU Hand Held Tuner (HHT) for CLK 55 C209 | 380 HP / 395 LB-FT | MY2003-2006 mclaren-600-lt-esr8962987 this is completely normal inRENNtech 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.