On Monday, December 16, 2019 at 2:03:02 PM UTC-6, princiar wrote:
Anyone has experience towing a trailer with a car with the trailer sway mitigation installed?

Reduce the polar moment of inertia of the trailer - remove mass from the back end of the trailer. Here is a really effective video to describe the problem and its solution:
https://www.youtube.com/watch?v=6mW_gzdh6to
You would be surprised how small additions of mass near the back of the trailer can cause big problems.