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Mercedes S550: ECU Tuning Stage 1

MERCEDES S550: ECU TUNING STAGE | Image 1

Redline Speed Worx (RSW) is New Jersey's source for all things Weistec Engineering for your Mercedes Benz S550. Our Team of Master Certified Mercedes Technicians are here to help with your Performance needs!

As an industry leader in tuning and calibration, Weistec Engineering is proud to offer the much anticipated ECU Upgrade for the bi-turbo M278 vehicle lineup. After months of painstaking dyno and road tuning, they are proud to introduce the most powerful ECU upgrade ever released for the M278 engine. Fully developed in house, Weistec's ECU tune has surpassed the 540 horsepower mark on a completely stock vehicle with no other modifications.

Schedule Your Appointment Online Now.

Mercedes S550 Coupe Performance Upgrades available in Green Brook, NJ.

After converting the naturally aspirated M156 motor to a forced induction application, the tuning of a factory forced induction engine is right in their wheelhouse. With a keen understanding for optimal running conditions for the M278, they have revised many features of the factory ECU programming which creates an astounding 540 horsepower and 615 torque.

KEY FEATURES:

  • 540 Horsepower
  • 615 Ft-Lbs Torque
  • Eliminate Top Speed Limiter
  • Increased Throttle Response
  • Optimized Boost, Fuel and Spark

Have Questions? Our Team has Answers, Contact Us!

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