The 4.0L M177 engine in the Vantage V8 and the DB11 V8 is a potent powerplant. Through rigorous testing, on both the street and dyno, the Weistec M177 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

Weistec M177 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 Aston Martin for a much more enjoyable experience for you.

Key Features:

• Eliminated Top Speed Limiter

• Improved Throttle Response

• Optimized Fuel, Spark, and Boost

• +68 Wheel Horse Power +80 Wheel Torque Peak Gains with Air Filters*

• +97 Wheel Horse Power +114 Wheel Torque Peak Gains with Air Filters and Downpipes*

*Power gains vary based on model, modifications, fuel, and running conditions.