Five Eighth Inch Heater Hose For Coolant And Radiator System, Straight End, 100 PSI Working Pressure, SAE 20R3 Certified, EPDM Rubber Tube, Five Feet Long, Black, Automotive Heater Hose

5/8 in EPDM heater hose for coolant systems, 5 ft
✔️ ID 5/8 in, OD 0.94 in, length 5 ft, 100 PSI working pressure

This heater hose is a tough EPDM rubber tube built to handle hot coolant in automotive cooling systems. It’s commonly used to connect the heater core, radiator, and overflow lines, delivering reliable coolant flow in engines where heat and pressure are high.

✅ ID 5/8 in (16 mm); OD 0.94 in (24 mm); length 5 ft
✅ Material: EPDM rubber for heat and chemical resistance
✅ Working pressure: 100 PSI; burst pressure: 300 PSI
✅ Temperature range: -40°F to 257°F
✅ SAE 20R3 Class D-2 compliant
✅ Media: coolant, water, antifreeze; color: black

💡 What is a heater hose used for in automotive cooling systems and why choose SAE 20R3 EPDM tubing? This handy hose helps circulate hot coolant between engine components. - handy for engine heater connections and coolant routing - EPDM SAE 20R3 Class D-2 rating boosts durability - handles up to 100 PSI working pressure and -40 to 257°F - 5 ft length fits common engine bays