Audi A6 Turn Signal Bulb Size
Audi A6 front and rear turn signal bulbs utilize multiple size specifications including P21W, 3457NA, 3357NA, 3757NA, 12174NA, 12188, PY21W, and 12496 across inner, outer, and rear positions. The replacement chart covers 1995 to 2018 model years with corresponding bulb size data for each generation.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Inner Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2009-2011 | 7506 | 7506 | Check Price |
| 2007-2008 | 3457NA | PY27/7W | Check Price |
| 2006 | 3357NA | 3357NA | Check Price |
| 2002-2004 | 3457NA | PY27/7W | Check Price |
| 1998-2001 | 2357NA | P21/5W | Check Price |
| 1995 | 2357NA | P21/5W | Check Price |
Front Outer Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2009-2011 | 3757NA | PY27/7W | Check Price |
Front Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2015-2018 | PSY24W (With HID Headlamps) | PSY24W | Check Price |
| 2012-2014 | PSY24W (With HID Headlamps) | PSY24W | Check Price |
| PSY24W (With Halogen Capsule Headlamps) | PSY24W | Check Price | |
| 2009-2011 | 3357NA | 3357NA | Check Price |
| 2003-2004 | 1157NA | P21/5W | Check Price |
| 2002 | 3757NA | PY27/7W | Check Price |
| 1999-2001 | 1157NA | P21/5W | Check Price |
| 1998 | 1157NA (From VIN 4B-W-000 001) | P21/5W | Check Price |
| 1995-1997 | 1157 | P21/5W | Check Price |
Rear Turn Signal
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2014 | 7507 (With Halogen Capsule Headlamps) | 7507 | Check Price |
| 2013 | 7507 (With Halogen Capsule Headlamps) | PY21W | Check Price |
| 2012 | 7507 (With Halogen Capsule Headlamps) | 7507 | Check Price |
| 2009-2011 | 7507 | 7507 | Check Price |
| 2008 | 7507 | PY21W | Check Price |
| 2006-2007 | 7507 | 7507 | Check Price |
| 1997-2004 | 7506 | 7506 | Check Price |
| 1996 | 1157 (Early Model) | P21/5W | Check Price |
| 7506 (Late Model) | 7506 | Check Price | |
| 1995 | 1157 | P21/5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W. | 3457NA | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25), natural amber glass. 12V, 27W. | 3357NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W. | 2357NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V. | 3757NA | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber halogen bulb with PG20-4 base. 12V, 24W. | PSY24W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |