2015 Audi S8 Speaker Sizes

The 2015 Audi S8 speaker size chart provides factory specifications for audio system components across multiple locations. Information covers replacement and upgrade options for speakers in the front door panel, rear door panel, dashboard, center dash, and rear deck lid. Aftermarket compatibility details help when selecting speakers that match factory specifications for audio system installations.

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Speaker Details by Location
Location Size Type Notes
Center Dash 2.75 Midrange
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Dashboard 1 Tweeter
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 3.5 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 3.5 Full-Range
  • 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 1 Tweeter
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 3.5 Midrange
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2015 Audi S8 Speaker Replacement Summary

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

Replacement difficulty:

Low: 7 Medium: 2 High: 0

Replacement priority:

High: 2 Medium: 7 Low: 0

Additional Notes

  • The 2015 Audi S8 factory audio system incorporates a multi-way speaker configuration with dedicated drivers for different frequency ranges, suggesting a component-based approach rather than simpler coaxial designs throughout the cabin.
  • Upgrading the tweeters would likely address high-frequency reproduction, as the 1-inch units in the dashboard and rear door panels handle the uppermost audio spectrum where clarity and detail become most noticeable to listeners.
  • The front and rear door panels contain different midbass driver sizes, with 5.25-inch units forward and 6.5-inch units rearward, indicating a staggered approach to lower midrange and upper bass distribution across the soundstage.
  • Component speakers with separate tweeters and midbass drivers could replace the existing setup in the door locations, potentially offering improved frequency separation compared to full-range alternatives at those mounting points.
  • The rear deck lid houses both a 10-inch subwoofer for low-frequency extension and a 3.5-inch full-range driver, creating a dual-purpose configuration in the trunk area that handles both deep bass and possible rear-fill duties.
  • Midrange drivers at 2.75 inches in the center dash and 3.5 inches in various locations handle the critical vocal and instrumental range, where replacement units with enhanced sensitivity or power handling might yield noticeable gains in presence and definition.
  • The variety of speaker types and sizes reflects a factory strategy to divide the audio spectrum across specialized drivers, meaning that aftermarket upgrades would benefit from maintaining this frequency-specific approach rather than attempting wholesale replacement with generic units.