Sims Tire & Muffler provides the best tire and muffler services in South Carolina. The residents in Duncan will tell you they are much more than a tire and muffler center. They are a complete auto repair service shop. The certified technicians at 125 gap creek road take pride in fixing cars, and they take even more pride in knowing your family has a safe vehicle. Call 864 439 8950 to set an appointment with Duncan’s #1 Tire and Muffler center.