1. Preheat oven to 350 degrees. Line a rimmed baking sheet with foil. Set aside.
2. Season pork with salt, pepper, chili powder, cumin and garlic powder. Place on prepared baking sheet and cook for 20-25 minutes or until cooked through. Remove from oven and shred or cut into small pieces. Combine with 1/4 cup BBQ sauce.
3. Spread pimento cheese onto pizza crust. Top with pork pieces and shredded cheese. Bake for 10 minutes or until cheese is melted and bubbly. Remove from oven and drizzle with remaining BBQ sauce.