Subaru Impreza ECU & TCU Tuning Files
Custom Subaru Impreza calibration files for approved Australian workshops — typically around +35 hp and +60 Nm. Built from your stock read and data logs, for off-road and competition use.
Subaru Impreza — Engine Variants & Typical Gains
Every Subaru Impreza file is developed from the vehicle's own stock read and your declared hardware, then refined against your data logs using ECUtek.
| Engine variant | Power (stock → tuned) | Torque (stock → tuned) |
|---|---|---|
| 2.5T WRX STI 300hp | 300 → 335 hp | 407 → 467 Nm |
| 2.0T 268hp | 268 → 303 hp | 350 → 410 Nm |
| 2.0T WRX STi 265hp | 266 → 301 hp | 340 → 400 Nm |
| 2.5T WRX 230hp | 231 → 266 hp | 320 → 380 Nm |
| 2.0T WRX 225hp | 225 → 260 hp | 300 → 360 Nm |
| 2.0 D Boxer 150hp | 150 → 185 hp | 350 → 410 Nm |
Tuned figures are typical estimates from this model's gains; actual results depend on variant, fuel and supporting hardware, and are verified from your logs.
Dyno-Verified Subaru Results
Before-and-after results from real Subaru calibrations in the tune archive.
Subaru Impreza Tuning Files — Common Questions
How much power can a Subaru Impreza gain from tuning?
Typical gains for the Subaru Impreza are around +35 hp and +60 Nm, developed from the stock read and verified against your data logs. Exact figures depend on the variant, fuel and supporting hardware.
Are Subaru Impreza tuning files custom?
Yes — every Subaru file is built for the specific vehicle and its declared hardware using ECUtek, then refined from your logged data. We do not supply generic, off-the-shelf maps.
Do you supply Subaru Impreza files Australia-wide?
Yes. Subaru ECU and TCU files are delivered remotely through the dealer portal to approved workshops in every Australian state and territory, for off-road and competition use.
Tuning a Subaru Impreza?
Register your workshop to upload the stock read and have the calibration developed and revised around your data.
