R2 Performance Package for CLK 63 Black Series (C209- 571 HP / 533 LB-FT) mercedes-benz-g-class--463---2019-present--g63-amg-esr5086164 Designed to meet OEM-level standards

Designed to meet OEM-level standards for fit

Please note that the Mercedes M177 engine performance when measured

Starting at R1

Fully compatible with the factory exhaust system

Rated by RENNtech (peak @wheel):              541 whp @ 6

R2 Performance Package for CLK 63 Black Series (C209- 571 HP / 533 LB-FT) mercedes-benz-g-class--463---2019-present--g63-amg-esr5086164 Designed to meet OEM-level standardsR2 Performance Package for 209 CLK 63 AMG Black Series. Includes ECU Upgrade and Carbon Fibre Air Box. Up to 571HP and 533LB 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 Upgrade Full Carbon Fiber Airbox 82mm Throttle Body Kit