R2 Performance Package | W204 | C 63 AMG Black Series | 554 HP / 523 LB-FT | 6.3L V8 N/A | M156 mercedes-benz-cl-class--215---2001-2006--cl-55-amg-esr2602602 our carbon air box is

our carbon air box is able to offer gains up to +10 hp and + 10 lb/ft of torque

R1 Performance Package for AMG G 63: ECU Upgrade

Akrapovic Titanium Evolution Line Exhaust System for BMW 1-Series M Coupe (E82)

RENNtech’s engineers were able to significantly increase the area under the curve

The factory setting will always be stored on the HSM and the user can set the vehicle back to the factory setting

R2 Performance Package | W204 | C 63 AMG Black Series | 554 HP / 523 LB-FT | 6.3L V8 N/A | M156 mercedes-benz-cl-class--215---2001-2006--cl-55-amg-esr2602602 our carbon air box isR2 Performance Package for 204 C 63 AMG Black Series. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel Headers. Up to 554HP and 523LB 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 +44 HP and +66 TQ over stock. Performance Package 2 Includes: RENNtech ECU Upgrade Full Carbon