2008 Acura RL Speaker Sizes

The 2008 Acura RL speaker size chart provides factory audio specifications for replacement or aftermarket upgrade purposes. Information includes speaker locations in the front door panel, dashboard, rear deck lid, and rear door panel. Factory specifications help determine compatible aftermarket speakers for system upgrades.

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Speaker Details by Location
Location Size Type Notes
Dashboard 2.5 Midrange
  • Requires panel disassembly
  • Medium replacement priority
  • Replacement difficulty: medium
Front Door Panel 1.5 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 Deck Lid 2.5 Midrange
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Deck Lid 8 Woofer
  • Access through trunk
  • Medium replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2008 Acura RL Speaker Replacement Summary

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

Replacement difficulty:

Low: 5 Medium: 1 High: 0

Replacement priority:

High: 2 Medium: 4 Low: 0

2008 Acura RL 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 2008 Acura RL audio system incorporates a six-location speaker configuration with sizes ranging from 1.5 inches to 8 inches across different mounting positions throughout the cabin.
  • Tweeters in the front door panels handle high-frequency reproduction at 1.5 inches, while midrange drivers occupy both dashboard and rear deck lid positions at 2.5 inches for middle frequency ranges.
  • Primary sound reproduction comes from 6.5-inch speakers installed in both front and rear door panels, offering compatibility with either midbass or full-range driver configurations depending on system design.
  • The rear deck lid houses the largest drivers at 8 inches, designated for woofer duty to handle lower frequency bass response in the 2008 Acura RL sound system.
  • Replacement priority tends to focus on the 6.5-inch door panel speakers first, as these locations handle the majority of the audible frequency spectrum and contribute substantially to overall sound quality.
  • The factory tweeter and midrange positions at smaller sizes may benefit from aftermarket components that offer improved material construction and frequency response characteristics.
  • Sound improvement potential exists through replacing the 8-inch rear deck woofer with an aftermarket driver featuring higher power handling and extended low-frequency response capabilities.
  • Component speaker systems could replace the separate tweeter and 6.5-inch door configurations with matched crossover networks for potentially enhanced imaging and tonal balance.
  • The single DIN radio opening provides standard aftermarket head unit compatibility without requiring additional mounting adapters or dash modifications for most replacement stereos.