R2 Performance Package for ML 63 (W164- 566 HP / 518 LB-FT) porsche-macan---my2019---gts-esr8103631 the Brake Duct package is

the Brake Duct package is durable and easy-to-install around the AMG GT brake system and includes the following parts:

Left and Right Caliper Vane

+107 HP / +115 LB-FT

the RENNtech AMG GT63 Canards feature unique design elements

R-Line Comparison: Vehicle Package HP Gains TQ Gains W/S 213 - AMG E63 Stock

R2 Performance Package for ML 63 (W164- 566 HP / 518 LB-FT) porsche-macan---my2019---gts-esr8103631 the Brake Duct package isR2 Performance Package for 164 ML 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel Headers. Up to 566HP and 518LB FT. Gains: +59HP & +53LB 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 +59 HP and +53 LB FT over stock. Performance Package 2 Includes: RENNtech ECU