RENNtech ECU Hand Held Tuner (HHT) for C 55 | W203 | 380 HP / 395 LB-FT | MY2005-2006 evm For the RENNtech Transmission Upgrade

For the RENNtech Transmission Upgrade on the C217 and W222 S-Class

CLASS GLK (X 204) 300 4-matic [2 Filters Required] (HP: 231 | Year: 09 >)

Jaguar F Type R (X152) 2014 - 2020

The diffuser extensions are desinged to achieve the best possible aerodynamic result in combination with the RENNtech Aro Package for the AMG GT R

RENNtech ECU Hand Held Tuner (HHT) for C 55 | W203 | 380 HP / 395 LB-FT | MY2005-2006 evm For the RENNtech Transmission UpgradeRENNtech ECU HHT (HandHeldTuner) for the 203 C 55 AMG. Up to 380HP and 395 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.