R2 Performance Package for S 63 (W221- 567 HP / 503 LB-FT) bmw-m5--f10---2011-2016--4-4-liter-twin-turbocharged-v8-esr1787958 370 HP @ 5500 RPM

370 HP @ 5500 RPM

Drive longer between cool-down periods

0L V8 BiTurbo) Stock Performance:

Increasing performance in stages offers a clear path toward the desired development goal

R2 Performance Package for S 63 (W221- 567 HP / 503 LB-FT) bmw-m5--f10---2011-2016--4-4-liter-twin-turbocharged-v8-esr1787958 370 HP @ 5500 RPMR2 Performance Package for 221 S 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel Headers. Up to 566HP and 518LB FT. Gains: +59HP & +43LB FT RENNtech performance package 2 includes our proprietary ECU tune in addition to our full carbon fiber airbox, 82mm throttle body kit and RENNtech stainless steel headers for a gain of +53 HP and +68 LB FT over stock. Performance Package 2 Includes: RENNtech ECU