R1 Performance Package for CLK 63 Black Series (C209- 549 HP / 495 LB-FT) mercedes-benz-s-class--s222---2014-2017--s600-esr5127388 and tested by RENNtech for

and tested by RENNtech for improved track and street handling for the AMG GT -series

CLASS S (W 221) 550 4-matic [2 Filters Required] (HP: 435 | Year: 11 > )

Precision machined impeller and turbine housings

the entire power and torque curve is shifted upward delivering +50 HP +74 LB-FT in the Mercedes-Benz M256 3

R1 Performance Package for CLK 63 Black Series (C209- 549 HP / 495 LB-FT) mercedes-benz-s-class--s222---2014-2017--s600-esr5127388 and tested by RENNtech forR1 Performance Package for 209 CLK 63 AMG Black Series. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 549HP and 495 LB FT. Our performance package includes our proprietary ECU tune in addition to our full carbon fiber airbox for a gain of +42 HP and +25 TQ over stock. CLK 63 BLACK SERIES (W209) Stock Performance: 507 HP @ 6800 RPM; 470 LB FT @ 5250 RPM Modified Performance: a 549 HP @ 6800 RPM; 495 LB FT @ 5200 RPM