Dorman 626-674 Driver Side Engine Heater Hose Assembly with Aluminum Y-Connector

The Dorman 626-674 is an OE FIX replacement engine heater hose assembly designed to solve a common failure point in original equipment HVAC heater hoses. While factory hoses often crack at the plastic Y-connector, this upgraded assembly features a durable aluminum Y-connector to prevent similar failures and extend service life.

Key Features:

• Upgraded aluminum Y-connectors for enhanced durability over factory plastic components
• EPDM and metal construction with black finish
• Complete replacement includes necessary clamps for straightforward installation
• Application-specific design matches original fit and function
• Designed in the United States and backed by decades of automotive aftermarket experience

This assembly replaces Toyota OE part number 165710V020 and cross-references to Gates 23299, Dayco 66210, and Continental 72496. The assembly is engineered to withstand extreme temperature changes and maintain reliable coolant flow between the engine and HVAC system, ensuring proper heating performance and preventing coolant leaks.