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 modified brackets and an allen-wrench

modified brackets and an allen-wrench

Akrapovic Evolution Line (SS) for BMW 335i (E92) and 435i (F32)Gains: +7 HP

High Pressure Fuel Pump Upgrade Kit M177 - Single Scroll

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

Downpipes w 200 Catalytic Converters

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 modified brackets and an allen-wrenchRENNtech 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.