Reinforced Silicone Hoses: The upper and lower radiator hoses feature 5-ply polyester reinforced silicone material capable of withstanding higher temperatures and higher pressures, outlasting and outperforming the factory rubber hoses.Quality T-Bolt Clamps: This kit contains (4) high quality, stainless steel, T-Bolt clamps for a tight secure seal.Custom Appearance: Radiator hoses are finished in black silicone with an aFe Power logo printed on them.Fits aFe or Factory Radiators: The aFe BladeRunner Street Series Radiator is also available PN 46-52021.