RENNtech R1 Performance Package W220 S55 AMG M113 Mercedes-Benz

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  • Regular price £2,680.00
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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 response across the vehicles entire powerband while still maintaining daily driver reliability.  


R1 Performance Package includes:

  • RENNtech ECU Upgrade
  • RENNtech Full Carbon Fiber Airbox


S 55 (W220) Stock Performance:

  • 355 HP @ 5600 RPM; 391 LB-FT @ 3000 RPM


Modified Performance:

  • 372 HP @ 5600 RPM; 411 LB-FT @ 3000 RPM