Preheat the oven to 375 degrees F (190 degrees C).
In a small bowl, mix together the olive oil, garlic powder, oregano, paprika, cumin, chili powder, salt and pepper. Rub this mixture onto the pork tenderloin.
Place the pork tenderloin in a baking dish. Pour the lime juice and orange juice over the pork.
Bake in the preheated oven for 30-35 minutes, or until the pork is cooked through and the internal temperature has reached 145 degrees F (63 degrees C).
Let the pork rest for 5 minutes before slicing and serving.
Interesting Facts
Cubano pork tenderloin is a favorite dish in Cuba and is usually served with black beans, white rice, and plantains.
The traditional Cuban mojo sauce is made from garlic, olive oil, lime juice, orange juice, and oregano.
Pork tenderloin is a lean cut of meat, making it a healthy choice for dinner.