Pay in 4 interest-free payments of $310.00 Learn more
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
which will be credited upon return of OEM pipes and Vacuum Lines to RENNtech
0-liter BiTurbo V8 -engine (M177) found in the Mercedes-AMG S63 E Performance vehicles
up to + 12 HP
R2 Performance Package for AMG GT63 4-Door Coupe: ECU Upgrade (HHT)
Installation manual
RENNtech ECU Upgrade | C207 | E 550 Coupé 2014+ | 540HP / 705 LB-FT | 4.7L V8 BiTurbo | M278 | MY2014-2017 audi-s8--d4---2012-2018--4-0l-v8-esr7501940 which will be credited uponRENNtech ECU Upgrade for 207 E 550 BiTurbo 2014+ FaceLift. Up to 540HP and 705 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. Programming takes only a few
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