This Spectra Premium 98138 HVAC Heater Core replaces Four Seasons 91251, Keystone Auto Industries HTR010677, UAC HT2167, UAC HT2167C, Kia 91251, Kia 92251, Kia 971381U000, Kia HT2167, Kia HT2167C, Kia HTR010677, APDI 9010665, OSC 99332, Pro Source 92251, OEM parts and is perfect for replacement or a performance upgrade. .
