ContiTech 63210 Elite Molded Heater Bypass Hose

The ContiTech 63210 Elite molded heater hose is engineered to transfer glycol-based coolants through critical components of your vehicle's cooling system, including bypass circuits and heater core connections. This precision-molded hose is designed to match original equipment specifications for proper fit and reliable performance.

Key Features:

• EPDM (ethylene propylene diene monomer) rubber construction with synthetic knit reinforcement for superior strength and durability
• Designed to resist high underhood temperatures, ozone, and chemical degradation from antifreeze coolants
• Compatible with ethylene glycol and propylene glycol-based coolants, including organic acid modified long-life formulations
• 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)
• Precision-molded design ensures direct replacement for factory component

ContiTech Elite molded heater hoses are manufactured from premium materials to provide a reliable replacement solution for worn or damaged cooling system components. Not intended for use in fuel or oil transfer applications.