2004 Audi TT Speaker Sizes

The 2004 Audi TT speaker size chart displays factory audio system specifications for replacement or aftermarket upgrade purposes. Information includes speaker locations throughout the vehicle, covering positions in the center dash, front door panel, and rear side panel areas. Factory specifications help identify compatible aftermarket components when planning audio system modifications or replacements.

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Speaker Details by Location
Location Size Type Notes
Center Dash 2 Tweeter
  • Requires dashboard disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 2 Tweeter
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Side Panel 6.5 Midbass / Full-Range
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium
Rear Side Panel 3.5 Midrange
  • Requires trim removal
  • Medium replacement priority
  • Replacement difficulty: medium

2004 Audi TT Speaker Replacement Summary

5 total positions
2 easy to replace
2 high priority
0 professional only

Replacement difficulty:

Low: 2 Medium: 3 High: 0

Replacement priority:

High: 2 Medium: 1 Low: 2

2004 Audi TT Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN 7"×2" 180×50 Standard size for basic car radios with small display or no display
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2004 Audi TT factory audio configuration incorporates a multi-way speaker arrangement with dedicated drivers for different frequency ranges, separating tweeters, midrange units, and midbass components across various mounting locations.
  • Two-inch tweeters occupy both the center dash and front door panel positions, handling high-frequency reproduction in the front soundstage area.
  • The front doors feature a two-way component setup with separate 2-inch tweeters and 6.5-inch midbass or full-range drivers, allowing for frequency-specific speaker placement within the same door assembly.
  • Rear audio coverage comes from dual speaker types in the side panels: 3.5-inch midrange units paired with 6.5-inch midbass or full-range drivers.
  • Upgrading the 6.5-inch locations in both front and rear positions may provide the most substantial impact on overall sound quality, as these larger drivers handle the majority of the audible frequency spectrum.
  • Component speaker systems designed for the 6.5-inch front positions could utilize the existing tweeter mounting points, potentially simplifying installation while maintaining the factory's separated frequency approach.
  • The 3.5-inch midrange speakers in the rear side panels represent a less common size category, which might limit aftermarket replacement options compared to the more standard 6.5-inch openings.
  • The single DIN radio opening provides compatibility with a wide range of aftermarket head units without requiring dash modification or adapter kits.