27178. Seal. W/CLIMATE CONTROL. A component which prevents a leak at the Heater Core Tube. A component which provides a Sealing surface at the HVAC Case. A/C Expansion Valve Seal. Evaporator Case Sealing Gasket. HVAC Case Seal. HVAC Heater Return Pipe Gasket. Instrument Panel Air Duct Seal. Insulates the Evaporator Core In the Evaporator Case to prevent vibration and noise in the Case. Also provides a close out to direct the Air flow through the Evaporator Core. Conditioning (A/C) Evaporator Core Insulator. Conditioning (A/C) Expansion Valve. Heater Hose Outlet Tube. Heater Return Pipe. Unit. Instrument Panel Duct. Mount. Included with: Air distributor, Evaporator assembly, Evaporator Case, Housing, Intake Duct, Intake Duct, also included with Evaporator assembly.