RENNtech ECU Hand Held Tuner | HHT | W463 | G55 AMG Kompressor | 536HP/552LB-FT | 5.5L Kompressor | M113 bentley-continental-gt-speed--2021-2024--6-0l-w12-tsi-esr9500514 Dyno measured by RENNtech (peak):

Dyno measured by RENNtech (peak):               526 HP @ 6

Standard color anodized red

Downpipes w 200 Catalytic Converters

this collection reflects our commitment to historical accuracy and performance excellence

engineered to increase vehicle power output while ensuring all upgrades work in sync

RENNtech ECU Hand Held Tuner | HHT | W463 | G55 AMG Kompressor | 536HP/552LB-FT | 5.5L Kompressor | M113 bentley-continental-gt-speed--2021-2024--6-0l-w12-tsi-esr9500514 Dyno measured by RENNtech (peak):RENNtech ECU HHT (HandHeldTuner) for the W463 G55 AMG Kompressor. Up to 536HP and 552LB FT . Gains: +36HP & +36LB 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.