RENNtech ECU Hand Held Tuner | HHT | W211 | E55 AMG Kompressor | 517HP/552LB-FT | 5.5L Kompressor | M113 | MY2003-2006 maserati-levante-s-v6-430-ps-esr4635760 Available for vehicles equipped with

Available for vehicles equipped with the Mercedes Airmatic and Magic Body Control Suspension

Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 523 HP and 612 lb/ft torque

Size and Offset optimized for 166 - GLE/ML63 AMG Coupe

The rotors consist of a two-piece iron disc

RENNtech ECU Hand Held Tuner | HHT | W211 | E55 AMG Kompressor | 517HP/552LB-FT | 5.5L Kompressor | M113 | MY2003-2006 maserati-levante-s-v6-430-ps-esr4635760 Available for vehicles equipped withRENNtech ECU HHT (HandHeldTuner) for the 211 E55 AMG Kompressor. Up to 517HP and 552LB FT. Gains: +48HP & +36TQ. 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.