Universal Air HT394178C HVAC Heater Core

Universal Air Heater Core for Honda and Acura

Universal Air HT394178C is an aluminum HVAC heater core for select Honda and Acura applications. It is built for direct-fit replacement use in vehicles that need dependable cabin heat and stable coolant-to-air transfer.

Key Features

• Aluminum heater core construction
• HVAC replacement part for the heater box assembly
• Fits 1994-2001 Acura Integra, N/A
• Fits 1992-1998 Honda Civic, N/A
• Fits 1993-1997 Honda Civic del Sol, N/A
• Part number HT394178C for ordering and fitment verification

Detailed Description

This Universal Air Heater Core Aluminum line is focused on replacement HVAC core applications where the original heater core has leaked, restricted flow, or no longer transfers heat efficiently. HT394178C is listed for 1994-2001 Acura Integra, 1992-1998 Honda Civic, and 1993-1997 Honda Civic del Sol, making it a fitment-based solution for common compact Honda and Acura heating system repairs. The aluminum design supports heat exchange inside the HVAC case while matching the vehicle-specific application requirements for these models. If you are sourcing a Honda Civic heater core or an Acura Integra heater core, HT394178C is the part number to reference.

What It Helps Fix

• Weak or uneven cabin heat
• Coolant odor inside the passenger compartment
• Heater core leakage at the HVAC case
• Restricted coolant flow through the heater circuit
• Fogging caused by an internal heater core leak

Installation Notes and Tips

Verify the vehicle year, make, and model before installation. Heater core replacement typically requires access to the HVAC case, so inspect related hoses, clamps, and coolant condition during service. Confirm the cooling system is properly bled after installation to help restore normal heater performance.

Quality Assurance

Universal Air heater core components are cataloged for specific vehicle applications, and HT394178C is identified for the listed Honda and Acura fitments. Use the part number HT394178C to confirm the correct replacement before service.