R1 Performance Package | C215 | CL 500 | 325 HP / 365 LB-FT | 5.0L V8 NA | M113 mercedes-benz-g-class--463---2019-present--g63-amg-esr5086164 The R1 performance package is

The R1 performance package is the perfect entry level performance upgrade for the Mercedes-Benz 190 - AMG GT

and Cayenne GTS

With the proprietary RENNtech ECU Tuning the X253 - GLC63 AMG 4MATIC+ gains up to +75 HP and +113LB-FT

Numbers published by MBUSA are an average over a 750 rpm range for HP and a 2

R1 Performance Package | C215 | CL 500 | 325 HP / 365 LB-FT | 5.0L V8 NA | M113 mercedes-benz-g-class--463---2019-present--g63-amg-esr5086164 The R1 performance package isR1 Performance Package for 215 CL 500. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 325HP and 365 LB FT. The R1 performance package for the Mercedes 500 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which offers a larger volume of incoming air for better engine breathing and improved cylinder filling. This combination that provides noticeable increases horsepower, torque and throttle