2003 Acura RSX Speaker Sizes

The 2003 Acura RSX factory audio system features a dashboard that accommodates a 1.5 inch speaker size, while front door panel and rear side panel locations accept 6.5 inch units, and the cargo area supports a 10 inch unit. Compatible speaker types for audio replacement or upgrade projects consist of tweeters, subwoofers, midbass, and full-range units.

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

Speaker Details by Location
Location Size Type Notes
Cargo Area 10 Subwoofer
  • Ample working space
  • Medium replacement priority
  • Replacement difficulty: low
Dashboard 1.5 Tweeter
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
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

2003 Acura RSX Speaker Replacement Summary

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

Replacement difficulty:

Low: 2 Medium: 2 High: 0

Replacement priority:

High: 2 Medium: 1 Low: 1

2003 Acura RSX 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 2003 Acura RSX front door panel speakers may be prioritized for replacement when addressing sound quality, as these 6.5 inch units handle midbass and full-range frequencies that form the foundation of the audio experience.
  • Dashboard tweeters measuring 1.5 inch could supplement the frequency range by reproducing higher frequencies, potentially enhancing clarity and detail in the upper register.
  • Rear side panel locations accommodate 6.5 inch midbass or full-range speakers, which might contribute to rear-seat audio coverage and overall soundstage depth.
  • The cargo area provisions a 10 inch subwoofer location, suggesting that low-frequency extension can be enhanced through dedicated bass reproduction in this space.
  • Both midbass and full-range compatible types are noted for the 6.5 inch positions, indicating flexibility in speaker selection based on whether a separate tweeter configuration is utilized or a single full-range driver is preferred.
  • Single DIN and double DIN radio compatibility may influence head unit replacement options, potentially affecting power output and signal processing capabilities available to the speaker system.
  • The presence of dedicated tweeter locations in the dashboard suggests the factory audio design may have incorporated component-style separation of frequency ranges rather than relying solely on coaxial speakers.
  • Upgrading the 6.5 inch door speakers with higher sensitivity units might increase output efficiency, particularly if the factory head unit is retained without external amplification.