What is the purpose of a heater outlet hose?

The heater outlet hose carries hot coolant from the engine to the heater core. As the coolant flows through the heater core, it transfers heat to the air that is then blown into your vehicle's cabin by the blower motor, providing heat.

Why is a molded heater hose better than a universal one?

A molded heater hose is shaped to match the original factory routing. This ensures a precise fit, prevents kinks or stress points that can occur with universal hoses, and makes installation simpler and more reliable.

What else might I need when replacing a heater hose?

When replacing a heater hose, it's a good idea to have new hose clamps on hand. You'll also need to have the correct type and amount of coolant for your vehicle to refill the system after installation.

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Gates 03-08 Subaru Forester 4-Cyl. 2.5L Heater Outlet Molded Heater Hose

Specifications

Brand: Gates
Part #: 19422
UPC: 00770075242444

Gates 03-08 Subaru Forester 4-Cyl. 2.5L Heater Outlet Molded Heater Hose

Name: Gates 03-08 Subaru Forester 4-Cyl. 2.5L Heater Outlet Molded Heater Hose
Brand: Gates
Price: 38.11 USD
Availability: InStock

$38.11

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2003-2008 Subaru Forester 4-Cyl. 2.5L. This molded heater hose connects your heater core to the engine, ensuring warm cabin air.

Key Features

Fits 2003-2008 Subaru Forester 4-Cyl. 2.5L.
Also fits 2005 Saab 9-2X, 2002-2007 Subaru Impreza, and 2003-2007 Subaru Outback.
Molded design follows the original factory routing for a direct fit.
Connects the engine's cooling system to the heater core.
Built to withstand engine heat and coolant pressure.

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Product Details

When the weather turns cold, you need your Subaru Forester's heater to work reliably. This molded heater hose is specifically designed to connect your heater core to the engine's cooling system for your 2003-2008 Forester with the 2.5L 4-cylinder engine. It's the outlet hose, meaning it's the one that carries the hot coolant from the engine to the heater core, where it transfers heat to the air blowing into your cabin.

Gates is a well-known name in cooling system parts, and this hose is built to handle the heat and pressure cycles of your vehicle's cooling system. Its molded shape means it follows the factory routing precisely, making installation straightforward. This helps avoid kinks or stress points that can lead to premature failure in universal hose sections. Replacing a cracked or leaking heater hose is important to prevent coolant loss and ensure your heater keeps blowing warm air.