RENNtech R1 Performance Package

The R1 performance package includes our proprietary ECU tune and higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband.

R1 Performance Package includes:

• RENNtech ECU Upgrade
• RENNtech High Flow Intercooler Pump

   S65 AMG (W221) Stock Performance:

• 621 HP / 738 LB-FT

Modified Performance:

• 670 HP @ 5900 RPM / 840 LB-FT @ 2650-4500 RPM