2018 Audi A6 Speaker Sizes

The 2018 Audi A6 speaker size chart provides factory specifications for replacement or aftermarket upgrade purposes. Information covers speaker locations throughout the audio system, including front door panel, rear door panel, dashboard, center dash, and rear deck lid positions. Factory specifications assist in identifying compatible aftermarket speakers for audio system upgrades.

As an Amazon Associate, we may earn a commission from purchases made through links marked. Read more in our disclaimer.

Speaker Details by Location
Location Size Type Notes
Center Dash 1 Tweeter
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Center Dash 3.5 Full-Range
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Dashboard 1 Tweeter
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 4 Midrange
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Front Door Panel 5.25 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 1 Tweeter
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Deck Lid 10 Subwoofer
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 0.75 Tweeter
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2018 Audi A6 Speaker Replacement Summary

9 total positions
6 easy to replace
2 high priority
0 professional only

Replacement difficulty:

Low: 6 Medium: 3 High: 0

Replacement priority:

High: 2 Medium: 7 Low: 0

2018 Audi A6 Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN or Double DIN 7"×2" or 7"×4" 180×50 or 180×100 Vehicle supports both radio sizes
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2018 Audi A6 features a multi-driver speaker configuration with distinct size allocations for different frequency ranges across various cabin locations.
  • Tweeter replacements would involve working with three different size specifications: 0.75 inch units in the rear door panels, and 1 inch units positioned in the center dash, dashboard, and rear deck lid locations.
  • The front door panel configuration includes a two-way component arrangement with 4 inch midrange drivers and 5.25 inch midbass or full-range speakers, suggesting a separated frequency distribution approach.
  • Rear door panel speakers consist of 0.75 inch tweeters paired with 6.5 inch midbass or full-range drivers, creating a different size combination than the front doors.
  • A 3.5 inch full-range speaker in the center dash position may serve center channel duties or fill-in frequencies in the soundstage presentation.
  • The rear deck lid accommodates both high-frequency reproduction through a 1 inch tweeter and low-frequency extension via a 10 inch subwoofer installation.
  • Sound improvement efforts might prioritize the front door panel speakers first, given their dual-driver setup and likely primary role in stereo imaging and midrange clarity.
  • The subwoofer location in the rear deck lid suggests factory provisions for bass reinforcement without requiring trunk space modifications.
  • Radio replacement options include both single DIN and double DIN head unit compatibility, providing flexibility for aftermarket integration.
  • The variety of speaker sizes and types indicates a factory system designed with frequency-specific drivers rather than relying solely on broadband full-range units throughout the cabin.