2004 Mitsubishi Lancer Speaker Sizes

The 2004 Mitsubishi Lancer factory audio system includes specific mounting locations, where the a-pillar accommodates a 1 inch speaker size, while the front door panel, d-pillar, and rear deck lid accept 6.5 inch speakers, and the cargo area supports an 8 inch unit. Compatible speaker types for a sound system replacement and system upgrade include tweeters, midbass units, full-range units, and subwoofers.

Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.

Speaker Details by Location
Location Size Type Notes
A-Pillar 1 Tweeter
  • Requires panel disassembly
  • Professional installation recommended
  • Low replacement priority
  • Replacement difficulty: high
Cargo Area 8 Subwoofer
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
D-Pillar 6.5 Midbass / Full-Range
  • Extremely difficult access
  • Professional service only
  • Low replacement priority
  • Replacement difficulty: high
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Deck Lid 6.5 Midbass / Full-Range
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low

2004 Mitsubishi Lancer Speaker Replacement Summary

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

Replacement difficulty:

Low: 3 Medium: 0 High: 2

Replacement priority:

High: 2 Medium: 1 Low: 2

2004 Mitsubishi Lancer Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Double DIN 7"×4" 180×100 Double size for modern multimedia systems with large touchscreens
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2004 Mitsubishi Lancer utilizes a distributed speaker configuration with five distinct mounting locations throughout the cabin, ranging from 1-inch tweeters to an 8-inch subwoofer position.
  • Front door panels accommodate 6.5-inch drivers compatible with either midbass or full-range speakers, which typically serve as the primary sound source for front-seat occupants.
  • A-pillar positions accept 1-inch tweeters, suggesting a factory design that separates high-frequency reproduction from mid-range frequencies for potentially improved stereo imaging.
  • The rear soundstage includes both D-pillar and rear deck lid locations, each accepting 6.5-inch midbass or full-range speakers, which may allow for rear passenger audio enhancement or ambient fill.
  • An 8-inch subwoofer location in the cargo area suggests provisions for low-frequency extension, though this position may be optional depending on trim level or factory audio package.
  • Replacement of front door speakers might take priority for overall sound quality improvement, as these locations typically handle the majority of audible frequency content and sit closest to the driver.
  • The double DIN radio opening provides sufficient space for aftermarket head units with touchscreen interfaces or advanced connectivity features, which may complement upgraded speaker components.
  • All three 6.5-inch locations share identical sizing, which could simplify component selection when upgrading multiple speaker positions simultaneously.
  • The tweeter and subwoofer positions suggest a three-way frequency distribution in factory configuration, separating highs, mids, and lows across dedicated drivers.