RENNtech ECU Upgrade | SL 65 AMG | R231 | 735HP/836LB-FT | 6.0L BiTurbo V12 | M279 bentley-continental-gt-speed--2011-2018--6-0l-w12-ea398-twin-turbo-esr2694718 RENNtech’s Exhaust Valve Module

RENNtech’s Exhaust Valve Module

991 GT3 (991

Performance numbers published by MBUSA are a calculated average within a specific rpm range

and tested in house at the RENNtech headquarters in Stuart

The one-piece carbon fiber Front Splitter is made of 100% pre-preg carbon fiber and developed to complement the full RENNtech AMG GT aerodynamic program

RENNtech ECU Upgrade | SL 65 AMG | R231 | 735HP/836LB-FT | 6.0L BiTurbo V12 | M279 bentley-continental-gt-speed--2011-2018--6-0l-w12-ea398-twin-turbo-esr2694718 RENNtech’s Exhaust Valve ModuleRENNtech ECU Upgrade for 231 SL 65 AMG. Up to 735HP and 836LB FT. Gains: +114HP & +100LB 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