There are 1 owner-reported powertrain & transmission complaints for the 2004 Subaru WRXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
2004 WRX MANUAL TRANSMISSION SYNCHRONIZER PROBLEMS. *TS *JB
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026