Restore proper coolant routing to your heater system with the Four Seasons HVAC Heater Hose Assembly 86151. It drops in as a direct-fit replacement for the 2001-2005 Volkswagen Passat V6-2.8L, carrying engine coolant between the engine and the heater circuit so the cabin heat works as intended. A cracked or leaking original hose can cause coolant seepage and loss of heater output; if the hose assembly is the cause, this replaces it.
100% leak tested for verified sealing.
Direct-fit replacement for straightforward installation on the listed application.
Plastic construction for the assembly body.
Built to meet or exceed OEM standards, backed by Four Seasons' decades of mobile A/C experience.
This assembly ships without a thermostat, and a cap, clamps, and mounting hardware are not included. Consult the vehicle service information for the correct clamps and fasteners and whether they may be reused.
Interchange: 6053830 · 815981 · W98681 · 8D0819373AF · Manufacturer part number 86151
This part cross-references / interchanges with the following part numbers:
6053830, 815981, 86151, W98681, 8D0819373AF
Frequently Asked Questions
What vehicle does the Four Seasons 86151 heater hose assembly fit?
It is a direct-fit replacement for the 2001-2005 Volkswagen Passat with the V6-2.8L engine. Confirm fitment for your vehicle before ordering.
What does this heater hose assembly do?
It routes engine coolant between the engine and the heater core so the cabin heating system receives the coolant flow it needs to produce heat.
Does it include clamps, a cap, or a thermostat?
No. Clamps, a cap, and mounting hardware are not included, and this assembly ships without a thermostat. Check the service information for the correct clamps and fasteners.
What are signs this hose assembly may need replacing?
Coolant seepage or drips, low coolant, or reduced cabin heat can be signs of a cracked or leaking hose. Diagnose the source before replacing, as other parts can cause these symptoms.
What interchange numbers does the 86151 replace?
It cross-references 6053830, 815981, W98681, and 8D0819373AF. Its manufacturer part number is 86151.
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WARNING:
These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov.
