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Subaru Legacy 2.5 170HP
Technical Specifications
Power hp
Torque Nm
Power Graph
Subaru Legacy 2.5 170HP: da 170 a 200HP
Remapping Subaru Legacy
MasterTuning is a leader in developing remapping for Subaru. La Subaru Legacy 2.5 170HP può passare da 170 HP a 200 HP con un incremento di 30 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Subaru Legacy 2.5 170HP
The Subaru Legacy 2.5 170HP is equipped with a petrol engine that produces 170 HP and 230 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Subaru can achieve 200 HP (+18%) and 290 Nm (+26%).
Our Stage 1 tuning for the Legacy 2008 - 2014 delivers an impressive gain of +30 HP and +60 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code EJ253 identifies this specific powerplant configuration. The Denso SH7058 DM ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
The Legacy's petrol engine benefits significantly from professional ECU calibration. The result is a more responsive, enjoyable driving experience with improved power delivery throughout the rev range.
Technical Specifications — Subaru Legacy 2.5 170HP
Factory technical data for the Subaru Legacy 2.5 170HP (2008 - 2014), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | EJ253 |
|---|---|
| ECU / Control unit | Denso SH7058 DM |
| Fuel | Benzina |
| Compression ratio | 10.0 |
| Bore × stroke | 99.5 X 79.0 mm |
| Stock power | 170 HP · 230 Nm |
| Remapped power (Stage 1) | 200 HP (+30) · 290 Nm (+60) |
Frequently Asked Questions - Subaru Legacy
How much power can I gain from remapping my Subaru Legacy?
With MasterTuning Stage 1, your Subaru Legacy 2.5 170HP can gain +30 HP (from 170 to 200 HP) and +60 Nm of torque. This represents a 18% increase in power.
Is ECU remapping safe for the Subaru Legacy engine?
Yes, MasterTuning's remapping for the Subaru Legacy 2.5 170HP is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the EJ253 engine.
Is the Subaru ECU remapping reversible?
Absolutely. The original factory calibration of your Subaru Legacy is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Subaru warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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