2014 Subaru BRZ Speaker Sizes

The 2014 Subaru BRZ factory audio system features a front door panel which accommodates a 4 inch speaker size, while the rear accommodates 3.5 inch speakers. Compatible speaker types for a replacement or upgrade consist of midrange units.

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

Speaker Details by Location
Location Size Type Notes
Front Door Panel 4 Midrange
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear 3.5 Midrange
  • Secondary sound location
  • Medium replacement priority
  • Replacement difficulty: medium

2014 Subaru BRZ Speaker Replacement Summary

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

Replacement difficulty:

Low: 1 Medium: 1 High: 0

Replacement priority:

High: 1 Medium: 1 Low: 0

2014 Subaru BRZ 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 2014 Subaru BRZ implements a midrange-only speaker configuration, with no dedicated tweeters or woofers visible in the factory setup, which may limit the frequency range reproduction capabilities of the stock audio system.
  • Front door panel speakers at 4 inches and rear speakers at 3.5 inches suggest a size-constrained installation environment that could benefit from aftermarket midrange drivers with higher sensitivity ratings to compensate for smaller cone area.
  • The absence of separate tweeters in this configuration means the existing midrange speakers handle higher frequencies that specialized tweeters would typically reproduce, potentially affecting upper-range clarity and detail in the soundstage.
  • Both speaker locations use midrange-type drivers rather than full-range or coaxial speakers, indicating the system may rely on frequency crossover networks to distribute audio signals appropriately across the limited speaker array.
  • Replacement speakers would need to fit within the 3.5-inch and 4-inch mounting points, which constrains options for upgrading to larger drivers that typically offer improved bass response and overall output levels.
  • The double DIN radio compatibility allows for head unit upgrades that could provide enhanced signal processing and equalization to optimize performance of the small-format midrange speakers throughout the cabin.