Porsche Boxster 2.5T (GTS) 365 hp — Stage 1 file (+35 hp)

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Chip tuning for Porsche Boxster 2.5T (GTS) 365 hp ECU

Porsche Boxster (2016 - 718) 2.5T (GTS) 365 hp — sports petrol engine of the passenger segment of the Volkswagen Group (VAG) group (Германия, 1931). Stage 1 chip tuning raises power from 365 to 400 hp (+35 hp, +10%) and torque from 430 to 500 Nm (+70 Nm). The 2016 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

PDK (Porsche Doppelkupplung) is Porsche's own dual-clutch automated gearbox. The Porsche Taycan is Porsche's first all-electric sports saloon, built on the J1 platform. The Porsche Turbo and GT models are the brand's top segment, with extreme power output. The Porsche GT3, GT4 and GT2 RS use naturally aspirated and turbo engines in the track-focused range. Turbo is Porsche's signature designation for its top turbocharged models. Porsche's petrol range spans sports cars, roadsters and premium SUVs.

On pre-2017 Porsche models, Stage 1 is done via OBD without bench. The Porsche community is the premium segment of chip tuning, active across Europe and the US. On Porsche, Stage 1 is a premium service that more often requires manual validation. Top-tier Porsche engines (Turbo S, GT3, GT2 RS) sit at the brand's power ceiling; the gain is significant. Porsche engines are a proven base once supporting hardware is added. A Bench read is standard procedure on modern top-tier Porsches.

Frequently asked questions

How many horsepower does the Porsche Boxster 2.5T (GTS) 365 hp reach after a remap?

The Stage 1 gain for the Porsche Boxster 2.5T (GTS) 365 hp is 35 hp (+10%) over the stock 365 hp, for a total of 400 hp. Torque rises from 430 to 500 Nm (+70 Nm).

What is Stage 1 chip tuning for the Porsche Boxster?

Stage 1 is a software optimization of the factory ECU firmware of the Porsche Boxster with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +35 hp with no hardware changes.

Does Stage 1 make sense on the Porsche Boxster 2.5T (GTS) 365 hp with this much power?

Stage 1 for the Porsche Boxster 2.5T (GTS) 365 hp unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.

What is Stage 2 for the Porsche Boxster 2.5T (GTS) 365 hp?

Stage 2 on the Porsche Boxster 2.5T (GTS) 365 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Porsche Boxster remain valid after Stage 1?

After remapping the Porsche Boxster, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Porsche Boxster?

Reading and writing via OBD takes 25-30 minutes on the Porsche Boxster. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Porsche Boxster?

Before Stage 1 the original of the Porsche Boxster 2.5T (GTS) 365 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Porsche Boxster 2.5T (GTS) 365 hp cost?

The remap price for the Porsche Boxster 2.5T (GTS) 365 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno