Press garlic cloves. In a prep bowl, combine the garlic powder,cumin, oregano, thyme, pressed garlic, oil, salt and pepper, mixing well.
Placing your tenderloin on a cutting board, spread the rub all over the meat, being sure to coat all sides.
Put the meat on the spit, and lock into place. Place spit into Air Fryer. Set to ROTISSERIE for 20-22 minutes,or until internal temperature reaches 145⁰F.
Remove spit from Air Fryer with removal tool, and let meat rest @ 8-10 minutes. Remove spit from tenderloin, slice and serve.