Universal Air HT2179C HVAC Heater Core

Heater Core for Audi HVAC Repair

Universal Air HT2179C is an aluminum HVAC heater core for select Audi applications. It is built for direct-fit replacement service in the cabin heating system and is listed for Audi A4, Audi A4 Quattro, Audi S4, and Audi RS4 models in the covered years.

Key Features

• Aluminum heater core construction
• HVAC heater core replacement for cabin heat service
• Fits 2002-2009 Audi A4, N/A
• Fits 2002-2009 Audi A4 Quattro, N/A
• Fits 2004-2009 Audi S4, N/A
• Fits 2007-2008 Audi RS4, N/A
• Part number HT2179C for ordering and fitment reference

Detailed Description

Universal Air Heater Core Aluminum, part number HT2179C, is a replacement HVAC heater core for Audi heating systems that use an aluminum core design. This part is listed for 2002-2009 Audi A4, 2002-2009 Audi A4 Quattro, 2004-2009 Audi S4, and 2007-2008 Audi RS4 applications. For buyers searching for an Audi A4 heater core replacement or an Audi S4 heater core, HT2179C provides a direct reference point for the correct HVAC component.

The Universal Air heater core line focuses on replacement parts for heating and air conditioning service, and HT2179C is cataloged for the specific Audi fitments above. Use the part number HT2179C when matching the heater core to the vehicle’s HVAC system.

Common Repair Uses

• Loss of cabin heat
• Coolant odor inside the vehicle
• Heater core leakage
• Poor heater performance in Audi A4, A4 Quattro, S4, or RS4 models
• HVAC service requiring heater core replacement

Installation Notes

Verify the vehicle year, model, and HVAC configuration before installation. Heater core replacement typically requires access to the HVAC case, so compare the original unit to HT2179C before final assembly. Confirm all hose connections and system sealing during reassembly to help prevent leaks.

Quality Assurance

Universal Air supplies HVAC replacement components for service applications. HT2179C is an aluminum heater core cataloged for the listed Audi fitments and identified by part number for accurate ordering.