HVAC Heater Core. Warranty Duration. 18-11595, 18-12000, 399300, 399950, 4C3Z18476BA, 8421, 91059, 92059, 96116, 98989, 99300, 99323, HT 2013, HT 2013C. Part Numbers. To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table.
