Shop for Aftermarket Sterling Acterra Radiator, Gasket & Hose Parts. Keep your truck cool with our lineup of durable cooling system parts. Radiator Hoses: Heavy-duty EPDM and silicone options for heat resistance and durability. Sizes range from 0.875 to 3.75 inches in diameter. Flexible Options: Silicone hoses up to 37 inches for versatile fit. Clamps: Stainless steel constant tension and standard clamps for a secure connection. Whether it 's a classic rig or a modern truck, these cooling components keep your semi running reliably. Stay cool on the road with Sterling Acterra 's top-quality parts!