R1 Performance Package | C208 | CLK 55 AMG | 352 HP / 390 LB-FT | 5.5L NA V8 | M113 mercedes-benz-e-class-sedan--212---2010-2013--e-350-blueefficiency-esr1724878 our higher efficiency dual intercooler

our higher efficiency dual intercooler pump kit

229 LB-FT @ 3000 RPM

the volume of the "blow-off" sound will be decreased

Our full carbon fiber rear decklid spoiler offers aggressive rear end styling and acts as a functional aerodynamic component to improve rear downforce and airflow across the rear of the vehicle at speed

The R1 Performance Package was developed to deliver maximum power running on standard 93 octane gas

R1 Performance Package | C208 | CLK 55 AMG | 352 HP / 390 LB-FT | 5.5L NA V8 | M113 mercedes-benz-e-class-sedan--212---2010-2013--e-350-blueefficiency-esr1724878 our higher efficiency dual intercoolerR1 Performance Package for 208 CLK 55 AMG. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 352HP and 390 LB FT. The R1 performance package for the Mercedes 55 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