R2 Performance Package for E 63 (W212- 571 HP / 523 LB-FT) audi-rsq8--4m---2019-present--4-0l-v8-tfsi-esr8235716 The Evolution system is notably

The Evolution system is notably louder than the Slip-On

GLC300 (X253)

CLS 53 AMG

which gains up to +60 HP and +83 LB-FT

R2 Performance Package for E 63 (W212- 571 HP / 523 LB-FT) audi-rsq8--4m---2019-present--4-0l-v8-tfsi-esr8235716 The Evolution system is notablyR2 Performance Package for 212 E 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel Headers. Up to 566HP and 518 LB FT. Gains: +59HP & +43 LB 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 +58LB FT over stock. Performance Package 2 Includes: RENNtech ECU