Your Vehicle
Porsche Boxster GTS 25t 365HP
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
Porsche Boxster GTS 25t 365HP: da 365 a 420HP
Remapping Porsche Boxster
MasterTuning develops remapping for Porsche. La Porsche Boxster GTS 25t 365HP può passare da 365 HP a 420 HP con un incremento di 55 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 Porsche Boxster GTS 25t 365HP
The Porsche Boxster GTS 25t 365HP is equipped with a petrol engine that produces 365 HP and 430 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Porsche can achieve 420 HP (+15%) and 510 Nm (+19%).
Our Stage 1 tuning for the Boxster 2016-g-718 delivers an impressive gain of +55 HP and +80 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code MJD.UA identifies this specific powerplant configuration. The Siemens/Continental SDI21.1 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 365 HP from factory, this Porsche Boxster 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 — Porsche Boxster GTS 25t 365HP
Factory technical data for the Porsche Boxster GTS 25t 365HP (2016-g-718), 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.
| Engine code | MJD.UA |
|---|---|
| ECU / Control unit | Siemens/Continental SDI21.1 |
| Fuel | Petrol |
| Compression ratio | 9.5 |
| Bore × stroke | 102.0 X 76.0 mm |
| Stock power | 365 HP · 430 Nm |
| Remapped power (Stage 1) | 420 HP (+55) · 510 Nm (+80) |
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 Porsche Boxster.
Frequently Asked Questions - Porsche Boxster
How much power can I gain from remapping my Porsche Boxster?
With MasterTuning Stage 1, your Porsche Boxster GTS 25t 365HP can gain +55 HP (from 365 to 420 HP) and +80 Nm of torque. This represents a 15% increase in power.
Which ECU does the Porsche Boxster GTS 25t 365HP use?
The Porsche Boxster GTS 25t 365HP uses the Siemens/Continental SDI21.1 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Porsche Boxster GTS 25t 365HP?
The engine code of the Porsche Boxster GTS 25t 365HP is MJD.UA. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Porsche Boxster engine?
Yes, MasterTuning's remapping for the Porsche Boxster GTS 25t 365HP is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the MJD.UA engine.
Is the Porsche ECU remapping reversible?
Absolutely. The original factory calibration of your Porsche Boxster is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Porsche 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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