Subaru BRZ 2013–2026 — technical service bulletin
Bulletin 15-337-26 · NHTSA communication 11032044 · issued Apr 30, 2026
Technical service bulletin
communication type
Electrical System
component
2013–2026
model years
14
vehicle entries
Official summary
This bulletin announces the design change made to the front speaker assembly which have been redesigned with higher durability damper. This change was introduced to prevent internal interference of the front speaker.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.