RENNtech ECU Hand Held Tuner (HHT) for CLK 500 C209 | 320 HP / 355 LB-FT | MY2003-2006 porsche-panamera--970---2011-2015--panamera-turbo-s-esr9889523 W463A - G 63 AMG

W463A - G 63 AMG MY2019+

The RENNtech Stage II M256 Turbo Upgrade isn’t just an OEM turbo charger with machined internals

lowering the temperature of the brakes and lessening the possibility of brake fade

Includes ECU

RENNtech ECU Hand Held Tuner (HHT) for CLK 500 C209 | 320 HP / 355 LB-FT | MY2003-2006 porsche-panamera--970---2011-2015--panamera-turbo-s-esr9889523 W463A - G 63 AMGRENNtech ECU HHT (HandHeldTuner) for the 209 CLK 500. Up to 320HP and 339 LB FT LB FT. Gains: +18HP & +16LB 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.