ContiTech 63188 Molded HVAC Heater Hose

The ContiTech 63188 is a precision-molded heater hose engineered to transfer glycol-based coolants to and from the heater core, radiator bypass, and other critical components in your vehicle's cooling system. This OE-quality replacement hose is designed for custom-routed heater applications that demand reliable performance in harsh underhood environments.

Key Features:

• Meets or exceeds SAE 20R3EC Class D1 and Class D2 specifications for superior durability
• Resistant to Electrochemical Degradation (ECR) for extended service life
• Constructed with premium EPDM rubber compound for excellent resistance to heat, oil, and weathering
• Reinforced with patented knit fabric construction for strength and flexibility
• Temperature range: -40°F to 275°F (-40°C to 135°C)
• Pre-molded design ensures proper fit and routing

ContiTech heater hoses are engineered to withstand high underhood temperatures and exposure to modern antifreeze coolants, providing reliable coolant transfer in demanding automotive applications. This molded hose configuration is designed as a direct replacement for the original equipment hose on specific vehicle applications.