R1 Performance Package for CL 65 (C215- 670 HP / 840 LB-FT) mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 this ROM lets owners configure

this ROM lets owners configure a reduced maximum vehicle speed

Weight optimization and developed specifically for the Mercedes-Benz 166 - GLS/GL63 AMG

This optimal level of quality and fitment accuracy is achievable through multi-piece pre-preg carbon fiber tooling

25 sec 106 mph W205 - C450 AMG Sport Sedan Rt ECU Upgrade w/o Launch Control 4

R1 Performance Package for CL 65 (C215- 670 HP / 840 LB-FT) mercedes-benz-cla-class--117---2014-2019--cla-45-amg-esr4055727 this ROM lets owners configureR1 Performance Package for 215 CL 65 AMG. Includes ECU Upgrade and High Efficiency Intercooler Pump. Up to 670HP and 840 LB FT. Gains: +66HP & +102 LB FT The R1 performance package includes our proprietary ECU tune and higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: RENNtech ECU Upgrade RENNtech High Flow Intercooler Pump CL 65 (C215) Stock