What does 'molded' mean for a heater hose?

A molded heater hose is pre-shaped to follow the specific curves and bends required for your vehicle's engine bay. This ensures it fits correctly without kinking or collapsing, unlike a universal straight hose.

What material is this heater hose made from?

This hose is made from EPDM (ethylene propylene diene monomer) rubber, which is known for its resistance to heat, ozone, and weathering, making it suitable for the demanding conditions in a cooling system.

Should I replace both heater hoses at the same time?

It's generally recommended to replace both the left and right side heater hoses if they are original equipment. This is because if one hose has failed, the other is likely nearing the end of its service life as well, and replacing them together prevents a second repair soon after.

2003-2005 Ford F-250 Super Duty Heater Hose

Name: Gates 05-06 Ford Super Duty V-8 6.0L Diesel Heater - Left Side Molded Heater Hose
Brand: Gates
SKU: gates-gates-05-06-ford-super-duty-v-8-6-0l-diesel-heater-left-side-molded-heater-t14-876531
Price: 43.99 USD
Availability: BackOrder

Gates 05-06 Ford Super Duty V-8 6.0L Diesel Heater - Left Side Molded Heater Hose

$43.99

On Backorder

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

Fits 2003-2005 Ford F-250 Super Duty. This Gates molded heater hose is the left side replacement for your 6.0L diesel, ensuring proper coolant flow.

Key Features

Fits 2003-2005 Ford F-250 Super Duty and 2003-2005 Ford F-350 Super Duty with the 6.0L diesel engine.
This is the left side molded heater hose, designed for a specific fit.
Constructed from heat-resistant EPDM rubber to withstand engine temperatures.
Molded shape ensures proper routing and prevents kinking for consistent coolant flow.

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Will it fit your car?

Fits these vehicles

Ford F-250 Super Duty 2003-2005
Ford F-350 Super Duty 2003-2005

Product Details

This Gates molded heater hose is specifically shaped to fit the left side of your 2003-2005 Ford F-250 Super Duty with the 6.0L diesel engine. Because it's molded, it follows the exact routing needed to connect your engine to the heater core, which is crucial for getting warm air into the cabin during cold weather.

Gates uses a heat-resistant EPDM rubber construction for this hose, similar to what the factory uses. This material is chosen because it can handle the constant temperature fluctuations and pressure found in your truck's cooling system without cracking or degrading over time. Having the correct molded shape means you won't have to fight with a hose that wants to kink or collapse, making installation much smoother and ensuring consistent coolant flow to your heater core.

When replacing heater hoses, it's often a good idea to check the condition of the hose on the other side and consider replacing it at the same time, especially if it's original equipment. This helps prevent a future breakdown and ensures your heating system is working reliably.