ContiTech 63299 Molded Heater Hose

The ContiTech 63299 is a premium molded heater hose designed to transfer glycol-based coolants to and from the heater core, bypass to the radiator, and through other components in a vehicle's cooling system. Pre-shaped to follow factory curves for precise fitment, this molded configuration ensures full coolant flow through bends while reducing stress on connections.

Key Features:

• EPDM (ethylene propylene diene monomer) rubber tube and cover construction for superior resistance to heat, ozone, and chemical coolants
• Synthetic knit reinforcement for enhanced strength and durability
• Meets or exceeds SAE 20R3EC Class D1 and D2 specifications
• Resistant to electrochemical degradation (ECD)
• Compatible with ethylene glycol and propylene glycol-based coolants, including organic acid modified long-life formulas
• Pre-molded design ensures OE-quality fit and easy installation

Built to withstand the demanding underhood temperatures and corrosive coolant environments found in automotive applications, this ContiTech Elite heater hose delivers reliable, long-lasting performance for professional technicians and DIY enthusiasts alike.