Product Description

The R1 performance package for the Mercedes 600 V12 engines includes our proprietary ECU upgrade, TCU (transmission control unit) upgrade in addition to our higher efficiency intercooler pump.

This combination that provides huge 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 TCU Upgrade
• High Efficiency Intercooler Pump

S 600 (W221) Stock Performance:

• 510 HP / 612 LB-FT

Modified Performance:

• 635 HP / 780 LB-FT

Our online store allows you to choose the best performance parts for your car. Instead of having the items delivered to your home, we can deliver direct to your local service center. You can browse products on this website. Please feel free to place an order and one of our representatives will contact you to arrange delivery and installation if requested of your new performance parts.