Bulb size & fitment reference

Audi A6
Bulb Size Guide

Get the bulb-size answer first, then check factory-system differences and position-specific notes before buying.

Select Your Vehicle

Quick Answer for 2018 Audi A6

Start with the positions you’re most likely to replace. Full fitment details are below.

Headlight High Beam

Headlight High & Low Beam

Cornering Light

Glove Box Light

T10 / 194 / 168

Shop this position →

Before You Buy: Factory Lighting Can Vary

Your vehicle may use different factory lighting systems. Check the applicable system before ordering.
Halogen bulb example

Halogen

Halogen bulbs are the standard factory bulbs and are easy to replace.

HID bulb and ballast example

HID

HID bulbs provide higher intensity light and require a ballast.

Full Bulb Fitment by Lighting Position

Find the bulb size for each lighting position and check any fitment notes before ordering.

Audi A6 (2018) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH7Shop position →
Headlight High & Low BeamD5SHIDShop position →
Cornering LightH7HIDShop position →
Interior Door LightT10 / 194 / 168Shop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2017) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH7Halogen CapsuleShop position →
Headlight High & Low BeamD5SHIDShop position →
Cornering LightH7HIDShop position →
Interior Door LightT10 / 194 / 168Shop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2016) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH7Halogen CapsuleShop position →
Headlight High & Low BeamD5SHIDShop position →
Cornering LightH7HIDShop position →
Dome Light36MMShop position →
Map Light36MMFront; To 5/30/2016Shop position →
Map LightT10 / 194 / 168Rear; To 5/30/2016Shop position →
Interior Door LightT10 / 194 / 168Shop position →
Vanity Mirror Light36MMShop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2015) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH7Halogen CapsuleShop position →
Headlight High & Low BeamD3SHIDShop position →
Fog LightH11Shop position →
Cornering LightH7HIDShop position →
Reverse Light912 / 921 / T15Shop position →
Dome Light36MMShop position →
Interior Door LightT10 / 194 / 168Shop position →
Vanity Mirror Light36MMShop position →
Glove Box LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2012–2014) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH15Halogen CapsuleShop position →
Headlight High & Low BeamD3SHIDShop position →
Headlight Low BeamH7Halogen CapsuleShop position →
Fog LightH11Shop position →
Daytime Running LightH15Halogen CapsuleShop position →
Cornering LightH7HIDShop position →
Front Turn SignalBAU15SHalogen CapsuleShop position →
Parking LightT10 / 194 / 168Halogen CapsuleShop position →
Rear Turn SignalBAU15SHalogen CapsuleShop position →
Brake Light1156 / BA15SShop position →
Tail LightT10 / 194 / 168Shop position →
Reverse Light912 / 921 / T15Shop position →
License Plate Light36MMShop position →
Side Marker LightT10 / 194 / 168Shop position →
Dome Light36MMShop position →
Map Light36MMFrontShop position →
Map LightT10 / 194 / 168RearShop position →
Interior Door LightT10 / 194 / 168Shop position →
Vanity Mirror Light36MMShop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2010–2011) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High & Low BeamD3SHIDShop position →
Headlight Low BeamD3SHIDShop position →
Headlight Low BeamH7Halogen CapsuleShop position →
Fog LightH11Shop position →
Fog LightH7Shop position →
Daytime Running Light1156 / BA15SHIDShop position →
Daytime Running LightH15Halogen CapsuleShop position →
Cornering LightH11HIDShop position →
Front Turn Signal3157 / 3156Shop position →
Front Inner Turn Signal1156 / BA15SShop position →
Front Outer Turn Signal3157 / 3156Shop position →
Parking Light3157 / 3156HIDShop position →
Parking LightT10 / 194 / 168Halogen CapsuleShop position →
Brake Light1156 / BA15SShop position →
Tail LightT10 / 194 / 168Shop position →
Outer Tail Light1156 / BA15SShop position →
Reverse Light912 / 921 / T15Shop position →
License Plate Light36MMShop position →
Dome Light36MMShop position →
Vanity Mirror Light36MMShop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (2009) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High & Low BeamD3SHIDShop position →
Headlight Low BeamD3SHIDShop position →
Headlight Low BeamH7Halogen CapsuleShop position →
Fog LightH11Shop position →
Fog LightH7Shop position →
Daytime Running Light1156 / BA15SHIDShop position →
Daytime Running LightH15Halogen CapsuleShop position →
Cornering LightH11HIDShop position →
Front Turn Signal3157 / 3156Shop position →
Front Inner Turn Signal1156 / BA15SShop position →
Front Outer Turn Signal3157 / 3156Shop position →
Parking Light3157 / 3156HIDShop position →
Parking LightT10 / 194 / 168Halogen CapsuleShop position →
Tail LightT10 / 194 / 168Shop position →
Outer Tail Light1156 / BA15SShop position →
Reverse Light912 / 921 / T15Shop position →
License Plate Light36MMShop position →
Dome Light36MMShop position →
Vanity Mirror Light36MMShop position →
Glove Box LightT10 / 194 / 168Shop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk LightT10 / 194 / 168Shop position →
View Fitment Options →

Audi A6 (1998) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High Beam9005 / HB3Early ModelShop position →
Headlight High BeamH7Late Model Halogen Capsule / Late Model HIDShop position →
Headlight Low BeamD2SLate Model HIDShop position →
Headlight Low BeamH1Early Model / Late Model Halogen CapsuleShop position →
Fog LightH3Shop position →
Front Turn Signal1157Shop position →
Front Inner Turn Signal1157Shop position →
Parking Light1157Shop position →
Rear Turn Signal1156 / BA15SShop position →
Brake Light1157Shop position →
Tail Light1157Shop position →
Reverse Light1156 / BA15SShop position →
License Plate Light36MMShop position →
Front Side Marker Light1157Shop position →
Rear Side Marker Light1157Shop position →
Dome Light36MMShop position →
Courtesy LightT10 / 194 / 168Shop position →
Glove Box Light36MMShop position →
Stepwell LightT10 / 194 / 168Shop position →
Trunk Light36MMShop position →
Engine Compartment Light36MMShop position →
View Fitment Options →
Fitment Reminder
Bulb size can vary by factory setup. If you're unsure which option applies to your vehicle, confirm your current bulb or select your configuration on the product page.