Gates 12481 Premium Molded Heater Hose

The Gates 12481 Premium Molded Heater Hose is engineered for durable, long-lasting OE-quality performance in automotive cooling systems. This precision-molded EPDM hose is designed to fit specific applications, providing a reliable connection between your engine and heater core to maintain optimal cabin heating and cooling system performance.

Key Features:

• EPDM tube and cover construction with synthetic fiber reinforcement for maximum durability
• Engineered to resist electrochemical degradation (ECD), the leading cause of heater hose failure
• Resists water permeation to prevent coolant loss through the hose wall
• Temperature range: -40°F to +275°F (-40°C to +135°C) for reliable performance in extreme conditions
• Unaffected by most coolants, non-oil based coolant additives, and high cooling system pressures
• Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
• OE-style molded design for precise fit and easy installation

Gates molded heater hoses are manufactured to exact specifications similar to OEM requirements, ensuring proper fit and function. This premium replacement hose delivers the quality and reliability that professional technicians and DIY enthusiasts trust for cooling system repairs and maintenance.

Important: Gates recommends replacing hose clamps each time a new coolant hose is installed for optimal sealing performance. Do not use for fuel or oil transfer applications.