Description
Stage 1
Weistec Horsepower: 715
Weistec Torque: 777
CARB Exempt ID: D-691-1
Manufacturer: Weistec
Street Legal In All The US States: NO
Engine Family: M157
Stock Horsepower: 549
Stock Torque: 531
All 2020 models require bench flashing at this time.
ECU Tuning Process: How do I get my ECU tuned?
As the global leader in Mercedes Benz AMG Tuning, Weistec Engineering sets the performance standard for bi-turbo M157 performance calibration. Designed in-house by our expert tuning staff, our M157 ECU tune has surpassed the 600 wheel horsepower mark on a completely stock vehicle with no other modifications. This tune is also 100% street legal!
Stock vs Westec ECU and Filters
CARB EO# D-691-1
With a keen understanding for optimal running conditions for the M157, we have revised many features of the factory ECU programming which creates an astounding crank horsepower and torque increases on California pump 91 octane fuel all while being street legal.
The tune can be installed by an authorized Cypher Pro Dealer or simply shipping the ECU to our Southern California Facility.
Key Features:
- Increased Wheel Horsepower
- Increased Wheel Torque
- Eliminate Top Speed Limiter
- Improved Throttle Response
- Optimized Boost, Fuel and Spark
- CARB Legal
- All OBD Monitors Function as Stock
*Power gains vary based on model, modifications, fuel, and running conditions.
- 2012-2013 E63 AMG
- 2014-2016 E63 S AMG
- 2012-2014 CLS63 AMG
- 2014-2018 CLS63 S AMG
- 2011-2017 S63 AMG
- 2016-2019 GLE63 S AMG
- 2012-2015 ML63 AMG
- 2012-2015 GL63 AMG
- 2016-2019 GLS63 AMG
- 2013-2018 G63 AMG
- 2011-2014 CL63 AMG
Brand
Brand
Weistec
Based out of Orange County California, Weistec Engineering is an industry leader in research, development, and design.
Weistec has grown to provide customers with the highest level of satisfaction and value through relentless testing and continuous improvements in product and performance. Specializing in computer aided design, and vehicle calibration, Weistec has the ability to manufacture quality products that are able to withstand even the most rigorous testing. From OEM vehicle manufacturers to the aftermarket performance enthusiast we aim to deliver innovative solutions that address a client’s needs.
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