The Nissens Heater Core 70232 is a direct replacement heater core designed for the Audi A6 C5 (1997–2005) and Allroad C5 models. It ensures reliable cabin heating by efficiently transferring heat from the engine coolant. Built with high-quality aluminum and brazed construction, it meets OEM standards for durability and performance.
Key Features & Benefits
- Direct Fit: Engineered to match OE specifications for seamless installation on Audi C5 chassis.
- Aluminum Core: Lightweight aluminum construction provides superior heat transfer and corrosion resistance.
- OEM Quality: Manufactured to meet or exceed original equipment standards for long-lasting reliability.
Vehicle Fitment
| Make | Model | Years | Engine |
|---|---|---|---|
| AUDI | A6 C5 (4B2, 4B4) | 1997–2005 | 1.8 T |
| AUDI | A6 C5 (4B2, 4B4) | 1997–2000 | 1.9 TDI |
| AUDI | A6 C5 (4B2, 4B4) | 1998–2005 | 2.4 |
| AUDI | A6 C5 (4B2, 4B4) | 1998–1999 | 2.4 quattro |
| AUDI | A6 C5 (4B2, 4B4) | 1999–2005 | 2.7 T |
| AUDI | A6 C5 (4B2, 4B4) | 1999–2001 | 2.8 quattro |
| AUDI | A6 C5 (4B2, 4B4) | 2000–2005 | 2.5 TDI |
| AUDI | A6 C5 (4B2, 4B4) | 2001–2005 | 2.0 |
| AUDI | A6 C5 (4B2, 4B4) | 2001–2004 | 3.0 quattro |
| AUDI | A6 C5 (4B2, 4B4) | 2002–2005 | RS6 quattro |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1997–2005 | 1.8 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1997–2000 | 2.8 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1998–2001 | 1.9 TDI |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1998–2005 | 4.2 quattro |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1999–2005 | 2.7 T |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2000–2005 | 2.5 TDI |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2001–2005 | 2.0 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2002–2005 | RS6 quattro |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2004–2005 | RS6 plus quattro |
| AUDI | ALLROAD C5 (4BH) | 2000–2005 | 2.5 TDI quattro |
| AUDI | ALLROAD C5 (4BH) | 2002–2005 | 4.2 V8 quattro |
| AUDI | ALLROAD C5 (4BH) | 2003–2005 | 2.5 TDI quattro |
Technical Specifications
| Part Number | 70232 |
| Type | Heater Core |
| Material | Aluminum |
Installation Notes
Direct replacement with no modifications required.
About NISSENS
Nissens is a leading manufacturer of automotive cooling systems, known for high-quality aftermarket and OEM parts.
This part also goes by the following cross reference.
Cross Reference Part Number: 4B1819031C
Fits These Vehicles
| Make | Model | Engine | Years |
|---|---|---|---|
| AUDI | A6 C5 (4B2, 4B4) | 1.8 T | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 1.8 T quattro | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.4 | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.4 quattro | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 1.9 TDI | 1997–2000 |
| AUDI | A6 C5 (4B2, 4B4) | 2.5 TDI | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.8 | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.8 quattro | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.5 TDI quattro | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 1.8 | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.7 T quattro | 1997–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.4 | 1998–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 4.2 quattro | 1998–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.4 quattro | 1998–1999 |
| AUDI | A6 C5 (4B2, 4B4) | 2.7 T | 1999–2005 |
| AUDI | A6 C5 (4B2, 4B4) | S6 quattro | 1999–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.8 | 1999–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.8 quattro | 1999–2001 |
| AUDI | A6 C5 (4B2, 4B4) | 2.5 TDI | 2000–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.5 TDI quattro | 2000–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 1.9 TDI | 2000–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.0 | 2001–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 3.0 | 2001–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 3.0 quattro | 2001–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.5 TDI | 2001–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 2.7 T quattro | 2001–2005 |
| AUDI | A6 C5 (4B2, 4B4) | 3.0 quattro | 2001–2004 |
| AUDI | A6 C5 (4B2, 4B4) | RS6 quattro | 2002–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.8 | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.8 quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.8 T | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.8 | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.8 T quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.7 T quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.8 | 1997–2000 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 quattro | 1997–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.9 TDI | 1998–2001 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 4.2 quattro | 1998–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.8 | 1998–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 quattro | 1998–2001 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.8 quattro | 1998–2001 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.7 T | 1999–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.8 T | 1999–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | S6 quattro | 1999–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.8 | 1999–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI | 2000–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI quattro | 2000–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.9 TDI | 2000–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.0 | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.4 quattro | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.7 T quattro | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 3.0 | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 3.0 quattro | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 1.9 TDI | 2001–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | RS6 quattro | 2002–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | 2.5 TDI | 2002–2005 |
| AUDI | A6 C5 Avant (4B5, 4B6) | RS6 plus quattro | 2004–2005 |
| AUDI | ALLROAD C5 (4BH) | 2.5 TDI quattro | 2000–2005 |
| AUDI | ALLROAD C5 (4BH) | 2.7 T quattro | 2000–2005 |
| AUDI | ALLROAD C5 (4BH) | 4.2 V8 quattro | 2002–2005 |
| AUDI | ALLROAD C5 (4BH) | 2.5 TDI quattro | 2003–2005 |