Your Vehicle
MG HS 1.5 T-GDI 258hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 700 € at the workshop (on the bench) Book now
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 700 € network price, the workshop may charge less, paid at the chosen workshop (on the bench) · terms
Power Graph
MG HS 1.5 T-GDI 258hp: da 258 a 290HP
Remapping MG HS
MasterTuning develops remapping for MG. La MG HS 1.5 T-GDI 258hp può passare da 258 HP a 290 HP con un incremento di 32 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details MG HS 1.5 T-GDI 258hp
The MG HS 1.5 T-GDI 258hp is equipped with a petrol engine that produces 258 HP and 250 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this MG can achieve 290 HP (+12%) and 350 Nm (+40%).
Our Stage 1 tuning for the HS 2018 - 2022 delivers an impressive gain of +32 HP and +100 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The Bosch MED17.8.10 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 258 HP from factory, this MG HS 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 — MG HS 1.5 T-GDI 258hp
Factory technical data for the MG HS 1.5 T-GDI 258hp (2018 - 2022), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| ECU / Control unit | Bosch MED17.8.10 |
|---|---|
| Fuel | Petrol |
| Compression ratio | 11.5 |
| Bore × stroke | 74.0 X 86.6 mm |
| Stock power | 258 HP · 250 Nm |
| Remapped power (Stage 1) | 290 HP (+32) · 350 Nm (+100) |
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 MG HS.
Frequently Asked Questions - MG HS
How much power can I gain from remapping my MG HS?
With MasterTuning Stage 1, your MG HS 1.5 T-GDI 258hp can gain +32 HP (from 258 to 290 HP) and +100 Nm of torque. This represents a 12% increase in power.
Which ECU does the MG HS 1.5 T-GDI 258hp use?
The MG HS 1.5 T-GDI 258hp uses the Bosch MED17.8.10 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
Is ECU remapping safe for the MG HS engine?
Yes, MasterTuning's remapping for the MG HS 1.5 T-GDI 258hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the engine.
Is the MG ECU remapping reversible?
Absolutely. The original factory calibration of your MG HS is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my MG 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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