RennTech R1 Performance Package For Mercedes-Benz C209 CLK 63 AMG Black Series

VENDOR: RennTech


All orders will include an AutoTalent window decal


The RennTech R1 Performance Package is the perfect entry level performance upgrade for the CLK 63 AMG. RennTech performance package includes our proprietary ECU tune in addition to our full carbon fiber airbox for a gain of +42 HP and +25 TQ over stock

The R1 performance package increases performance to 549HP and 495 TQ at the crank, without sacrificing daily driver comfort or reliability and offer huge gains across the entire RPM range. Due to increased power and boost levels, 93 Octane or higher gasoline has to be used with R1 upgraded RennTech vehicles to avoid damage to the engine. States known for poor fuel quality have to be supplied with a lower power setup.


  • Gains up to +42 HP and +25 TQ
  • Long-lasting and driver reliability
  • Significant gains in horsepower
  • Increases the performance
  • Significant gains torque 
  • Increases horsepower
  • Increases throttle response
  • Increasing the engine's rev limiter
  • Incredible performance gains
  • RennTech ECU Upgrade
  • RennTech carbon fiber airbox 

      Stock Performance:

      • 507 HP @ 6800 RPM; 470 LB-FT @ 5250 RPM

      Modified Performance:

      • 549 HP @ 6800 RPM; 495 LB-FT @ 5200 RPM

      Vehicle Fitment:    

      • 2004 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2005 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2006 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2007 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2008 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2009 Mercedes-Benz C209 CLK 63 AMG Black Series
      • 2010 Mercedes-Benz C209 CLK 63 AMG Black Series


                                Images are for representation purpose only and may differ depending on application.