Check out our range of International WorkStar Chrome Stacks & Tops at 4 State Trucks. We've got sizes from 5 to 10 inches in diameter, and up to 120 inches in length. Choose from tip styles like miter cut, curve, bullhorn, and flat top. Our tough exhaust stacks are built to last and come in different end types for easy fitting. Find the perfect chrome top stack for your International WorkStar truck today!