Dayco® Molded Radiator and By-Pass Hoses are designed to provide the high strength and resistance to oil, mud, salt, road debris, ozone, coolants, and temperature variations required for a superior performance replacement hose. Made with synthetic EPDM rubber compounds that provide resistance to deterioration from ozone, coolants, and temperature variations of -40°F (-40°C) to +257°F (+125°C) The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose Meets SAE J20R4, Class D-1 requirements for improved service hose Meets Type EC electro-chemical requirements as specified in SAE J1684; which eliminates premature deterioration of the inner tube caused by the build up of static electric chargesApp/Non App: Application Part AutoZone Part Type ID: 775 Availablity: DIY Only Coolant Hose Color / Finish: Black Coolant Hose Heat Shield Included: No Coolant Hose Length: 18 IN Coolant Hose Material: EPDM Coolant Hose Protective Sleeve Included: Yes Coolant Hose Type: Single I.D. (Inside Diameter) Has Warranty: N Hose End 1 Inside Diameter: 1.5 IN Hose End 1 Outside Diameter: 1.875 IN Hose End 2 Inside Diameter: 1.5 IN Hose End 2 Outside Diameter: 1.875 IN Lead Time: 0 Maximum Working Pressure (psi): 40 Package Quantity: 1 SAE Standards: SAE J20R4 Class D-1, SAE J1684 Type EC Warranty Type: Replacement Warranty