No its mounted normal. The lowest bottom part of the so-called aero bumper part is 2mm higher the bottom of the chassis. Basical there's a wall in front of the bumper which defeats the logic/purpose of how a aero aid works.
Think most people that are complaining probably don't have a mtc 1 or stuck on the marketing use of the word aero. Do some true investing instead of just talking about something without the true understanding of the issue.
Let's move away this subject finally.