RENNtech ECU Hand Held Tuner (HHT) for S 55 AMG | W220 | 370 HP / 410 LB-FT | MY2001-2002 mercedes-benz-cla-class--118---2020-present--cla-250-esr6895269 Standard color anodized red

Standard color anodized red

- Front Rotors

GLE 450 AMG BiTurbo (X292 - M276 Biturbo Engine) Modified Performance:

Gains up to 105 HP and 192 LB-FT

up to an astonishing 392 HP and 432 lb/ft at the crank

RENNtech ECU Hand Held Tuner (HHT) for S 55 AMG | W220 | 370 HP / 410 LB-FT | MY2001-2002 mercedes-benz-cla-class--118---2020-present--cla-250-esr6895269 Standard color anodized redRENNtech ECU HHT (HandHeldTuner) for the 220 S 55 AMG. Up to 370HP and 410 LB FT. Gains: +16HP & +19 LB 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.