ContiTech 63033 Molded Heater Hose

The ContiTech 63033 Molded Heater Hose is a premium-quality replacement hose designed to transfer glycol-based coolants to and from the heater core, radiator bypass, and other components in your vehicle's cooling system. This molded hose is engineered to withstand the demanding conditions of modern engine compartments with superior heat and chemical resistance.

Key Features:

• 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)
• Resists high underhood temperatures and antifreeze coolants
• Pre-molded design ensures proper fit without buckling or straining at connections
• Durable EPDM construction prevents water permeation and premature failure

ContiTech heater hoses are precision-molded to match OE specifications, providing reliable performance and easy installation. The hose's robust construction resists deterioration from heat, ozone, and coolant exposure, making it an ideal replacement for worn or damaged original equipment hoses.