ChassisDex: Sourced fitment and build notes for classic enthusiast cars
Fitment and build knowledge for the Subaru WRX (GD, 2002-2007) and Mazda Miata (NA and NB). Every claim links to its sources and shows a confidence tier. Where we could not confirm something, we say so.
Subaru WRX (GD/GG, 2002-2007)
17 fitment notes · 10 known issues · 10 build entries
Mazda Miata NA (1990-1997)
17 fitment notes · 5 known issues · 7 build entries
Mazda Miata NB (1999-2005 US model years)
4 fitment notes · 8 known issues · 6 build entries
How confidence works
- Confirmed Backed by a manufacturer document, or two or more independent sources agree on a specific checkable fact.
- Reported Stated by one reasonably reputable source (retailer, shop, magazine). Not independently confirmed.
- Limited Forum, Reddit or anecdotal report, or ambiguous/partial detail. Treat as a lead to research.