HomeHVAC > Motors, Core, Case and Related ComponentsNissens 70232 HVAC Heater Core
Part #: 70232

Nissens 70232 HVAC Heater Core

⚙️ 44 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, A6, A6 Quattro, Allroad Quattro, RS6, and S6
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Reliable HVAC Heater Core for Audi A6 and Quattro Models

The Nissens 70232 HVAC heater core is engineered to provide efficient heating performance for select Audi vehicles. Designed with durable aluminum construction, this heater core ensures consistent heat transfer and long-lasting operation in your Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6 models.

  • Core and tank made from lightweight, corrosion-resistant aluminum
  • Brazed cooling fins construction for enhanced heat dissipation
  • Core dimensions: 8.54 inches height, 6.14 inches length, 1.42 inches width
  • Pipe not included, designed for direct replacement
  • Compatible with Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6

Durable Aluminum Construction and Precise Dimensions

This Nissens HVAC heater core features an aluminum core and tank, providing excellent resistance to corrosion and heat. The brazed cooling fins improve thermal conductivity, allowing your vehicle's heating system to operate efficiently. With core dimensions of 8.54 inches in height, 6.14 inches in length, and 1.42 inches in width, this heater core is designed to match the exact specifications required for proper fitment in compatible Audi models.

Compatible Audi Models and Part Number Reference

The Nissens 70232 heater core is specifically compatible with Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6 vehicles. Using the correct part number ensures proper fit and function within your vehicle's HVAC system. This part is ideal for those seeking a direct replacement heater core that meets OEM standards.

Common Issues Addressed by This Heater Core

  • Insufficient cabin heat due to clogged or leaking heater core
  • Coolant leaks inside the vehicle causing foggy windows or damp carpets
  • Overheating engine caused by compromised heater core function
  • Unpleasant odors from coolant contamination in the HVAC system
  • Reduced HVAC system efficiency impacting passenger comfort

Installation Notes and Tips

When replacing the heater core in Audi A6 and related models, ensure the cooling system is properly drained before removal. Verify the core dimensions and part number 70232 to confirm compatibility. Since the pipe is not included, reuse existing fittings or source separately if needed. Proper sealing and connection are critical to prevent leaks and maintain HVAC performance.

Quality Assurance and Warranty Information

Nissens heater cores are manufactured to meet stringent quality standards, utilizing durable aluminum materials and brazed construction for reliability. While specific warranty details are not provided here, Nissens products typically come with manufacturer-backed warranties to ensure customer confidence and product longevity.

BrandNissens
Part Number70232
Core MaterialAluminum
Tank MaterialAluminum
ConstructionBrazed cooling fins
Core Height8.5400
Core Length6.1400
Core Width1.4200
Pipe IncludedNo

This part fits 44 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2009AudiS6Base5.2LV10GASN/A
2008AudiS6Base5.2LV10GASN/A
2007AudiS6Base5.2LV10GASN/A
2005AudiAllroad QuattroBase2.7LV6GASN/A
2005AudiAllroad QuattroBase4.2LV8GASN/A
2004AudiA6Base3.0LV6GASN/A
2004AudiA6 QuattroAvant3.0LV6GASN/A
2004AudiA6 QuattroBase4.2LV8GASN/A
2004AudiA6 QuattroBase3.0LV6GASN/A
2004AudiA6 QuattroBase2.7LV6GASN/A
2004AudiAllroad QuattroBase2.7LV6GASN/A
2004AudiAllroad QuattroBase4.2LV8GASN/A
2003AudiA6Base3.0LV6GASN/A
2003AudiA6 QuattroBase3.0LV6GASN/A
2003AudiA6 QuattroBase2.7LV6GASN/A
2003AudiA6 QuattroAvant3.0LV6GASN/A
2003AudiA6 QuattroBase4.2LV8GASN/A
2003AudiAllroad QuattroBase2.7LV6GASN/A
2003AudiRS6Base4.2LV8GASN/A
2003AudiS6Avant4.2LV8GASN/A
2002AudiA6Base3.0LV6GASN/A
2002AudiA6 QuattroAvant3.0LV6GASN/A
2002AudiA6 QuattroBase2.7LV6GASN/A
2002AudiA6 QuattroBase3.0LV6GASN/A
2002AudiA6 QuattroBase4.2LV8GASN/A
2002AudiAllroad QuattroBase2.7LV6GASN/A
2002AudiS6Avant4.2LV8GASN/A
2001AudiA6Base2.8LV6GASN/A
2001AudiA6 QuattroAvant2.8LV6GASN/A
2001AudiA6 QuattroBase2.8LV6GASN/A
2001AudiA6 QuattroBase2.7LV6GASN/A
2001AudiA6 QuattroBase4.2LV8GASN/A
2001AudiAllroad QuattroBase2.7LV6GASN/A
2000AudiA6Base2.8LV6GASN/A
2000AudiA6 QuattroBase2.7LV6GASN/A
2000AudiA6 QuattroAvant2.8LV6GASN/A
2000AudiA6 QuattroBase2.8LV6GASN/A
2000AudiA6 QuattroBase4.2LV8GASN/A
1999AudiA6Base2.8LV6GASN/A
1999AudiA6 QuattroAvant2.8LV6GASN/A
1999AudiA6 QuattroBase2.8LV6GASN/A
1998AudiA6Base2.8LV6GASN/A
1998AudiA6 QuattroAvant2.8LV6GASN/A
1998AudiA6 QuattroBase2.8LV6GASN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4B18190314B1819031C81153094652990019910

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.