Sausage and Peppers Pasta Salad

Name: Sausage and Peppers Pasta Salad
Ingredients: Kosher salt and freshly ground black pepper; 1 pound fusilli; 1/2 cup extra-virgin olive oil; 1/4 cup red wine vinegar; 1 tablespoon dried oregano; 1/4 teaspoon crushed red pepper flakes; 1 clove garlic, grated; 1 medium red onion, cut into large dice; 1 orange bell pepper, cut into bite-size pieces; 1 red bell pepper, cut into bite-size pieces; 1 yellow bell pepper, cut into bite-size pieces; 8 ounces thick-cut provolone, cubed; 1 1/2 pounds Italian sausage coil, such as parsley and cheese (1 to 3 coils skewered through the center); 2 cups fresh basil leaves, chopped