I can't answer your question of where to get one, or who has one available.. However, I am in the process of developing Active Aero wiring harness kits.
Not sure why this didn't come up in my head, but certainly this. x2Google Sheridan Engineering Connectors
thank you! fantastic support this pageYour looking for the female connector not whats in picture #2 correct ?
Anyway should be same as the o2 & headlight connector- 6 pin. Think 3SX has them
PB621-06020 ( male ) , PB625-06027 ( female )