Grilled Chicken Breast With Savory Rub

2 tablespoons brown sugar
1 teaspoon paprika
1 teaspoons coarse ground black pepper
1 teaspoon garlic powder
1 teaspoon onion powder
1 tablespoons vegetable oil
4 boneless chicken breasts

Combine brown sugar, paprika, pepper, garlic powder and onion powder in small bowl.  LightlyBrush chicken breast with vegetable oil.  Sprinkle dry rub mixture over chicken and spread to coat both sides.  Place chicken on grill over hot coals about 5-inches from heat.  Cook about 15 minutes per side turning once during cooking.  Cook until meat thermometer inserted into thickest part of chicken breast reaches 170o F.    Let meat rest about 10 minutes.