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The Gates heater hose for 2005–2018 Nissan Frontier V‑6 4.0L is a replacement inlet hose for the heater core extension that restores coolant flow to the heating system. Specified for Frontier V6 4.0L applications, it replaces the factory inlet routing to maintain proper heater core supply and cabin heat function during normal operation and service.
Gates 05-18 Nissan Frontier V-6 4.0L Heater Core Extension Inlet Heater Hose