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and greater stability at high speeds
Published figures are dependent on conditions and fuel quality
SL 400 BiTurbo (R231 - M276 Biturbo 4-MATIC Engine) Stock Performance:
carbon layout
Maserati Quattroporte S Q4 (M156) 2018+
RENNtech ECU Hand Held Tuner | HHT | W204 | C 63 AMG | 517HP/485LB-FT | 6.3L N/A | M156 | MY2008-2015 mercedes-benz-gla-class--156---2014-2020--gla-45-amg-esr2541736 and greater stability at highRENNtech ECU HHT (HandHeldTuner) for the 204 C 63 AMG. Up to 517HP and 485LB FT LB FT. Gains: +66HP & +52LB 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.
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