*All 2020 models require bench flashing at this time.
The M176 engine is a potent powerplant. Through rigorous testing, on both the street and dyno, the Weistec M176 ECU Upgrade reliably extracts massive gains in the mid range of the powerband as well as substantial gains in the top end making it a top performer in all driving situations
Stock vs Westec ECU and Filters
Weistec M176 ECU Power
What does all this mean to you? More power, sharper throttle response, and a complete focus on the driver makes this the perfect addition to your AMG for a much more enjoyable experience for you.
Watch a Customers First Test Drive Reaction
Key Features:
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Eliminated Top Speed Limiter
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Improved Throttle Response
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Optimized Fuel, Spark, and Boost
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+68 Wheel Horse Power +80 Wheel Torque Peak Gains with Air Filters*
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+97 Wheel Horse Power +114 Wheel Torque Peak Gains with Air Filters and Downpipes*