Your Vehicle
Subaru WRX 2.5T 275hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Subaru WRX 2.5T 275hp: da 275 a 330HP
Remapping Subaru WRX
MasterTuning is a leader in developing remapping for Subaru. La Subaru WRX 2.5T 275hp può passare da 275 HP a 330 HP con un incremento di 55 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 WRX 2.5T 275hp
The Subaru WRX 2.5T 275hp is equipped with a petrol engine that produces 275 HP and 350 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Subaru can achieve 330 HP (+20%) and 400 Nm (+14%).
Our Stage 1 tuning for the WRX 2018 - 2020 delivers an impressive gain of +55 HP and +50 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The Denso SH7058 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 275 HP from factory, this Subaru WRX is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Subaru WRX 2.5T 275hp
Factory technical data for the Subaru WRX 2.5T 275hp (2018 - 2020), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| ECU / Control unit | Denso SH7058 |
|---|---|
| Fuel | Petrol |
| Compression ratio | 8.1 |
| Bore × stroke | 99.6 X 79.0 mm |
| Stock power | 275 HP · 350 Nm |
| Remapped power (Stage 1) | 330 HP (+55) · 400 Nm (+50) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Subaru WRX.
Frequently Asked Questions - Subaru WRX
How much power can I gain from remapping my Subaru WRX?
With MasterTuning Stage 1, your Subaru WRX 2.5T 275hp can gain +55 HP (from 275 to 330 HP) and +50 Nm of torque. This represents a 20% increase in power.
Is ECU remapping safe for the Subaru WRX engine?
Yes, MasterTuning's remapping for the Subaru WRX 2.5T 275hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the engine.
Is the Subaru ECU remapping reversible?
Absolutely. The original factory calibration of your Subaru WRX 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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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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