Give it a try, worse thing that could happen is it does not work as imagined and you have to remove it or block it off.
From what I've read these things are extensively tested and not shot at from the hip.
Shoot from the hip, what the heck.
The rear elements look similar to what is seen on semi-tractor trailers, perhaps they could be longer and at a gentler angle?
The front chamber looks like one of those bernoulli/venturi diagrams that explain pressure and velocity.
https://anjungsainssmkss.wordpress.c...in-air-flight/
Aren't most air-curtains big mouth, small exit?
There is an energy consumption factor or "work done" when squeezing and unsqueezing air. Energy/drag considerations.
Maybe do what you can to merely redirect air and not work it too much either way?