2.5L H4 Turbo EJ257AWDMANUALgasturbo
3 active safety recalls on this vehicle — view recalls
Founding sponsor spot is openYour name on every procedure for this vehicle, permanently.Sponsor — $99 →
Fluid · Automatic Transmission

Automatic Transmission

for 2007 Subaru WRX STI 2.5L H4 Turbo EJ257 · AWD
Fluid Type
Subaru ATF HP
Spec: Subaru K0410-Y0700 or equivalent
Capacity
10.6qt
10.03 L
Drain & Refill
4.2 qt
3.97 L
Change Interval
30,000 mi
48,270 km

Notes

2007 STI did not officially offer automatic transmission in US market. This would be JDM spec if applicable.

Other fluid systems on this vehicle

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
Stuck on this repair? Take it to The Diag Desk — ask a master tech about this exact car → real human answer within 24h, never AI
⚠ STILL BEHIND THE PAYWALL
The 2007 Subaru WRX STI repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.
The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.
Sponsor the Subaru WRX STI — $99 →
Building an app?
Free API access to all this data — 10 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →