Audi Amplifier Wiring Connector / Pigtail 443972963C
OEM Part #: 443-972-963-C (443972963C)
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The Amplifier Wiring Connector / Pigtail, OEM part number 443972963C, is crucial for connecting the audio amplifier in various Audi models, ensuring seamless communication within the vehicle's audio system. Located within the wiring harness under the dashboard or near the trunk, it serves to attach the amplifier to the vehicle's electrical system directly. This connector facilitates power delivery and signal transmission between components, supporting optimal stereo performance. Common issues necessitating replacement include connector damage, worn terminals, or complete failure, which can result in loss of audio functionality. This OEM connector is compatible with Audi A4 Quattro (1996-2006), A6 (1998-2004), TT Quattro (2000-2006), and several others, including models like the A8 and S6. Alternative part numbers include 4B9051225A and 8D0035225A. Trust in this factory-original part for reliable performance and compatibility.
Specifications
| Fits Vehicle Model | 100, 200, 5000, 80, 90, A4, A6, A8, Allroad, Coupe Quattro, RS6, S4, S6, S8, TT, V8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 443-972-963-C (443972963C) |
| Compatible OEM Part No | 4B9-051-225-A, 8D0-035-225-A, 8N8-035-223 |
| Category | Audio / Video |
Compatible Vehicles
Fits 172 vehicle configurations across 1 make, 1986-2006.
View all 172 vehicle configurations — 13 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1986 | Audi | 5000 | Sedan | 2.2L l5 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 053401 |
| 1986 | Audi | 5000 | Quattro Sedan | 2.2L l5 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 053401 |
| 1986 | Audi | 5000 | Quattro Wagon | 2.2L l5 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Greater Than 053401 |
| 1987 | Audi | 5000 | Sedan | 2.2L l5 Turbo | |
| 1987 | Audi | 5000 | Sedan | 2.2L l5 | |
| 1987 | Audi | 5000 | Sedan | 2.3L l5 | |
| 1987 | Audi | 5000 | Wagon | 2.2L l5 | |
| 1987 | Audi | 5000 | Wagon | 2.3L l5 | |
| 1987 | Audi | 5000 | Quattro Sedan | 2.2L l5 Turbo | |
| 1987 | Audi | 5000 | Quattro Wagon | 2.2L l5 Turbo | |
| 1987 | Audi | 5000 | Quattro Sedan | 2.3L l5 | |
| 1988 | Audi | 5000 | Sedan | 2.2L l5 Turbo | |
| 1988 | Audi | 5000 | Sedan | 2.3L l5 | |
| 1988 | Audi | 5000 | Wagon | 2.3L l5 | |
| 1988 | Audi | 5000 | Quattro Sedan | 2.2L l5 Turbo | |
| 1988 | Audi | 5000 | Quattro Wagon | 2.2L l5 Turbo | |
| 1988 | Audi | 5000 | Quattro Sedan | 2.3L l5 | |
| 1988 | Audi | 80 | Sedan | 2.0L l4 | |
| 1988 | Audi | 80 | Quattro Sedan | 2.3L l5 | |
| 1988 | Audi | 90 | Sedan | 2.0L l4 | |
| 1988 | Audi | 90 | Sedan | 2.3L l5 | |
| 1988 | Audi | 90 | Quattro Sedan | 2.3L l5 | |
| 1989 | Audi | 100 | Sedan | 2.3L l5 | |
| 1989 | Audi | 100 | Wagon | 2.3L l5 | |
| 1989 | Audi | 100 | Quattro Sedan | 2.3L l5 | |
| 1989 | Audi | 200 | Sedan | 2.2L l5 Turbo | |
| 1989 | Audi | 200 | Quattro Sedan | 2.2L l5 Turbo | |
| 1989 | Audi | 200 | Quattro Wagon | 2.2L l5 Turbo | |
| 1989 | Audi | 80 | Sedan | 2.0L l4 | |
| 1989 | Audi | 80 | Quattro Sedan | 2.3L l5 | |
| 1989 | Audi | 90 | Sedan | 2.3L l5 | |
| 1989 | Audi | 90 | Quattro Sedan | 2.3L l5 | |
| 1990 | Audi | 100 | Sedan | 2.3L l5 | |
| 1990 | Audi | 100 | Quattro Sedan | 2.3L l5 | |
| 1990 | Audi | 200 | Sedan | 2.2L l5 Turbo | |
| 1990 | Audi | 200 | Quattro Sedan | 2.2L l5 Turbo | |
| 1990 | Audi | 200 | Quattro Wagon | 2.2L l5 Turbo | |
| 1990 | Audi | 80 | Sedan | 2.0L l4 | |
| 1990 | Audi | 80 | Quattro Sedan | 2.3L l5 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 203050 |
| 1990 | Audi | 90 | Sedan | 2.3L l5 | |
| 1990 | Audi | 90 | Quattro Sedan | 2.3L l5 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 203050 |
| 1990 | Audi | Coupe Quattro | Coupe | 2.3L l5 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 013610 |
| 1990 | Audi | V8 | Quattro Sedan | 3.6L V8 | |
| 1991 | Audi | 100 | Sedan | 2.3L l5 | |
| 1991 | Audi | 100 | Quattro Sedan | 2.3L l5 | |
| 1991 | Audi | 200 | Sedan | 2.2L l5 Turbo | |
| 1991 | Audi | 200 | Quattro Wagon | 2.2L l5 Turbo | |
| 1991 | Audi | 200 | Quattro Sedan | 2.2L l5 Turbo | |
| 1991 | Audi | 80 | Sedan | 2.3L l5 | |
| 1991 | Audi | 80 | Quattro Sedan | 2.3L l5 | |
| 1991 | Audi | 90 | Sedan | 2.3L l5 | |
| 1991 | Audi | 90 | Quattro Sedan | 2.3L l5 | |
| 1991 | Audi | Coupe Quattro | Coupe | 2.3L l5 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 040000 |
| 1991 | Audi | V8 | Quattro Sedan | 3.6L V8 | |
| 1992 | Audi | 80 | Quattro Sedan | 2.3L l5 | |
| 1992 | Audi | V8 | Quattro Sedan | 4.2L V8 | |
| 1993 | Audi | V8 | Quattro Sedan | 4.2L V8 | |
| 1994 | Audi | V8 | Quattro Sedan | 4.2L V8 | |
| 1996 | Audi | A4 | Sedan | 2.8L V6 | |
| 1997 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 1997 | Audi | A4 | Sedan | 2.8L V6 | |
| 1997 | Audi | A8 | Sedan | 3.7L V8 | |
| 1997 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 1998 | Audi | A4 | Wagon | 2.8L V6 | |
| 1998 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 1998 | Audi | A4 | Sedan | 2.8L V6 | |
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 1998 | Audi | A8 | Sedan | 3.7L V8 | |
| 1998 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 1999 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 1999 | Audi | A4 | Sedan | 2.8L V6 | |
| 1999 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 1999 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 1999 | Audi | A8 | Sedan | 3.7L V8 | |
| 1999 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2000 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Sedan | 2.8L V6 | |
| 2000 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2000 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2000 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 2000 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2000 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2001 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A4 | Sedan | 2.8L V6 | |
| 2001 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2001 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2001 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2001 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 2001 | Audi | S8 | Sedan | 4.2L V8 | |
| 2001 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2001 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Sedan | 3.0L V6 | |
| 2002 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2002 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2002 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2002 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2002 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2002 | Audi | A8 | Quattro Sedan | 4.2L V8 | |
| 2002 | Audi | A8 | Quattro L Sedan | 4.2L V8 | |
| 2002 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2002 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 2002 | Audi | S6 | Wagon | 4.2L V8 | |
| 2002 | Audi | S8 | Sedan | 4.2L V8 | |
| 2002 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Quattro ALMS Coupe | 1.8L l4 Turbo | |
| 2002 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Sedan | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A4 | Sedan | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Convertible | 3.0L V6 | |
| 2003 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A4 | Quattro Wagon | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A4 | Quattro Sedan | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 500000 |
| 2003 | Audi | A6 | Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2003 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2003 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2003 | Audi | RS6 | Sedan | 4.2L V8 Turbo | |
| 2003 | Audi | S6 | Wagon | 4.2L V8 | |
| 2003 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2003 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Convertible | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 2004 | Audi | A6 | Sedan | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Wagon | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2004 | Audi | A6 | Quattro Sedan | 3.0L V6 | |
| 2004 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2004 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2004 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2004 | Audi | S4 | Wagon | 4.2L V8 | |
| 2004 | Audi | S4 | Sedan | 4.2L V8 | |
| 2004 | Audi | S4 | Convertible | 4.2L V8 | |
| 2004 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2004 | Audi | TT | Quattro Coupe | 3.2L V6 | |
| 2005 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Convertible | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 2005 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2005 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2005 | Audi | S4 | Wagon | 4.2L V8 | |
| 2005 | Audi | S4 | Sedan | 4.2L V8 | |
| 2005 | Audi | S4 | Convertible | 4.2L V8 | |
| 2005 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2005 | Audi | TT | Quattro Coupe | 3.2L V6 | |
| 2006 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2006 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 2006 | Audi | S4 | Convertible | 4.2L V8 | |
| 2006 | Audi | TT | Coupe | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Quattro Coupe | 1.8L l4 Turbo | |
| 2006 | Audi | TT | Quattro Coupe | 3.2L V6 |