R1 Performance Package | R230 | SL 500 | 325 HP / 365 LB-FT | 5.0L V8 NA | M113 mercedes-benz-clk-class--209---2004-2010--clk-350-esr3437914 Please contact one of our

Please contact one of our product specialists today to inquire about any custom sizing or finish options

694 LB-FT @ 3

The vast amount of increased torque across the entire RPM range gives the 550 an extra edge to compete with AMG powered vehicles

405 LB-FT @ 3000 RPM

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

R1 Performance Package | R230 | SL 500 | 325 HP / 365 LB-FT | 5.0L V8 NA | M113 mercedes-benz-clk-class--209---2004-2010--clk-350-esr3437914 Please contact one of ourR1 Performance Package for 230 S 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