Mercedes-AMG S63 E Performance (W223) | RENNtech | RPM ECU Upgrade | 890 HP and 1062 LB-FT TQ audi-rs7--4g---2013-2017--4-0l-v8-tfsi-esr8517887 212 - E 63 AMG

212 - E 63 AMG BiTurbo 4-MATIC FaceLift (2014+)

294 LB-FT @ 3

SL 400 BiTurbo (R231 - M276 Biturbo 4-MATIC Engine) Modified Performance:

This material is then cut and hand laid into a mold to the proper thickness and cured at strictly controlled temperatures

and tested in house at the RENNtech headquarters in Stuart

Mercedes-AMG S63 E Performance (W223) | RENNtech | RPM ECU Upgrade | 890 HP and 1062 LB-FT TQ audi-rs7--4g---2013-2017--4-0l-v8-tfsi-esr8517887 212 - E 63 AMGRENNtech Power Module ECU Upgrade for Mercedes AMG S63 E Performance (W223) M177 w Electric Drive 890 HP and 1062 LB FT TQ RENNtech Power Module (RPM) ECU tune increases horsepower and torque across the entire power band. By modifying ignition timing, throttle mapping, optimizing air to fuel ratios of the 4. 0 liter BiTurbo V8 engine (M177) found in the Mercedes AMG S63 E Performance vehicles. The RPM is contained in a CNC machined 6061 aluminum case