Dayco HVAC Heater Hose 88402
Dayco HVAC Heater Hose 88402

Dayco HVAC Heater Hose P/N:88402

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$49.99
MPN: 88402
Item Package Quantity: 1
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Dayco HVAC Heater Hose P/N:88402
Dayco HVAC Heater Hose P/N:88402
$49.99

Route hot coolant reliably between the engine and heater core with the Dayco HVAC Heater Hose 88402, a direct-fit replacement for the 1996-2001 Infiniti I30, 2002-2004 Infiniti I35, 2002-2003 Nissan Altima, and 1995-2003 Nissan Maxima. This hose is cataloged for the heater outlet position, carrying coolant along the heater circuit so warm air reaches the cabin.

  • Heater outlet application: cataloged for the heater-outlet position on the listed vehicles.
  • Coolant duty: handles engine coolant flowing through the heater circuit.
  • Direct replacement: swaps in for a hardened, cracked, or leaking original hose.

Signs this hose may need replacing include coolant seepage or drips at the hose, a soft/spongy or swollen feel, cracking, or reduced heat at the vents. If a failed heater outlet hose is the cause, this part replaces it. Always confirm the cooling system is repaired and refilled to specification after installation.

Interchange: 18162L · 18412L · 19755 · 19899 · 11755 · 11899
Manufacturer part number 88402.

This part cross-references / interchanges with the following part numbers:

18162L, 18412L, 19755, 19899, 11755, 11899, 92410-2Y900, 92410-40U00, 92410-5Y700, 92410-8J100

Frequently Asked Questions

What does this Dayco 88402 hose do?

It carries engine coolant through the heater circuit at the heater outlet position, helping deliver warm coolant toward the heater core for cabin heat on the listed applications.

Which vehicles does it fit?

It is a direct-fit replacement for the 1996-2001 Infiniti I30, 2002-2004 Infiniti I35, 2002-2003 Nissan Altima, and 1995-2003 Nissan Maxima. Confirm fitment for your vehicle.

What position is this hose for?

It is cataloged for the heater outlet position on the listed applications.

What are signs this hose needs replacing?

Coolant seepage or drips at the hose, a soft, swollen, or cracked feel, or reduced cabin heat can indicate a failing heater hose. Diagnose the cause before replacing.

What numbers does it interchange with?

It interchanges with 18162L, 18412L, 19755, 19899, 11755, and 11899. Its manufacturer part number is 88402.

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