Dayco 70019 Molded Radiator Hose Replacement Coolant Hose

The Dayco 70019 is a precision-molded radiator hose engineered as a direct OEM replacement for light-duty vehicle cooling systems. Designed to restore proper coolant flow between the engine and radiator, this hose delivers dependable performance that meets or exceeds original equipment specifications.

Key Features:

• Synthetic EPDM rubber construction provides high strength performance and resistance to oil, mud, salt, road debris, ozone, and coolants
• Knitted reinforcement with a protective sleeve for superior burst resistance and long service life
• Knitted rayon inner base tube reinforcement for maximum strength throughout the life of the hose
• Wide temperature range rated from -40°F (-40°C) to +257°F (+125°C)
• Meets SAE J20R4, Class D-1 requirements for reliable, standards-compliant performance
• Type EC electro-chemical compliant per SAE J1684, preventing inner tube deterioration from static electric charge buildup
• Precision molded shape ensures a correct, leak-free fit without modification

The Dayco 70019 is part of Dayco's trusted aftermarket coolant hose lineup, built to withstand the demands of modern engine cooling systems. It is not suitable for fuel or oil transfer applications.