Dayco 72453 Curved Radiator Hose Made with synthetic EPDM rubber compounds that provide resistance to deterioration from ozone, coolants, and temperature variations of -40F (-40C) to +257F (+125C) The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose Made with a protective sleeve that protects contact areas against abrasion and heat Highly resistant to electro-chemical degradation this hose meets SAE J20R4, Class D1 and SAE J1684 Type EC specifications Limited Three Year Warranty