The 2014 Audi A6 uses different headlight bulb configurations depending on the installed headlight type. Low-beam fitment is listed as D3S or LED, while high-beam fitment is D3S, H15 with halogen headlights, or LED with LED headlights. Confirm whether the vehicle has halogen, D3S, or full LED headlights before ordering.
For halogen-equipped models, the daytime running light uses H15, and front and rear turn signals use 7507. Halogen parking-light fitment is listed as either 2825 or 98. LED-equipped models use LED units for the daytime running light, turn signals, and parking lights.
Fog-light fitment includes H11 LED, H16 LED, or 64136. Most rear exterior lighting is LED, including the brake, center stop, tail, cornering, side-marker, and license-plate lights. The reverse light uses 921. Interior options include 6411 or 6428 for the dome light, 6486X for map lights, 6418 for the vanity light, and 2825 or 98 for the glove-box, interior, and trunk lights.