Weistec Horsepower | 540 |
Weistec Torque | 566 |
Manufacturer | Weistec |
Engine Family | M256 |
Stock Horsepower | 497 |
Stock Torque | 476 |
year | make | model | trim | engine |
---|---|---|---|---|
2021 | Mercedes-Benz | S500 | Base (W222) | Turbocharged 3L I6 (M256) |
2021 | Mercedes-Benz | GLE53 | 4MATIC (V167) | Turbocharged 3L I6 (M256) |
2021 | Mercedes-Benz | AMG GT43 4 Door | Base (X290) | Turbocharged 3L I6 (M256) |
2021 | Mercedes-Benz | CLS53 AMG | 4MATIC (C257) | Turbocharged 3L I6 (M256) |
2021 | Mercedes-Benz | E53 | 4MATIC (W213) | Turbocharged 3L I6 (M256) |
2021 | Mercedes-Benz | S450 | Base (W222) | Turbocharged 3L I6 (M256) |
See more |
All 2020 models require bench flashing at this time.
The Weistec M256 ECU upgrade for the inline 6-cylinder 3.0 Liter engines provides substantial gains across the entire powerband. With an increased yet still flat powerband to Redline, this ECU Tune creates a much quicker, much more responsive yet predictable blast to drive in any situation.
KEY FEATURES:
- Increased Horsepower and Torque
- Improved Throttle Response
- Optimized Fuel, Spark, and Boost
- Removed Speed Limiter
*Power gains vary based on model, modifications, fuel, and running conditions.