ContiTech 63987 Molded Heater Hose

The ContiTech 63987 Molded Heater Hose is engineered to transfer glycol-based coolants to and from the heater core, by-pass to the radiator, and through other components in your vehicle's coolant system. This pre-formed hose features original equipment configurations to ensure proper fit and reliable performance.

Key Features:

• EPDM tube and cover with synthetic knit reinforcement for superior durability
• Compatible with ethylene glycol and propylene glycol-based coolants, including organic acid modified long-life coolants
• Meets or exceeds SAE 20R3EC Class D1 and Class D2 specifications
• Resistant to Electrochemical Degradation (ECD) for extended service life
• Temperature range: -40°F to 275°F (-40°C to 135°C)
• ID Range: 1/4-inch to 1-3/8-inch with intersect hose configurations

This molded heater hose is designed to withstand high underhood temperatures and provides excellent resistance to heat, ozone, and chemical coolants. Not for use in fuel or oil transfer applications.