Hyundai Elantra 1.6 T-GDI 204 hp — Stage 1 file (+31 hp)

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Chip tuning for Hyundai Elantra 1.6 T-GDI 204 hp ECU

Hyundai Elantra (2020 - CN7) 1.6 T-GDI 204 hp — mass-market petrol engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). Stage 1 chip tuning raises power from 204 to 235 hp (+31 hp, +15%) and torque from 265 to 340 Nm (+75 Nm). This engine ships with different ECU variants: Kefico CPEGD2.20.1, Kefico CPEGD2.20.2, Kefico CPEGD2.20.3, Kefico CPEGD2.20.4, Kefico CPEGD2.20.x, Kefico CPEGP3.20.1, Bosch MED17.9.8. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 14 configurations · 7 ECU variants. A 2020 petrol engine — the latest era of encrypted firmware; OBD access is available on production units, Bench on sport models.

The Hyundai Motor Group also includes Kia and the premium Genesis sub-brand. Smartstream is Hyundai's modern engine range with an emphasis on economy. The Hyundai N-series are sporting turbo engines for the i30 N, Elantra N and Kona N. Hyundai's factory calibration is mainstream and leaves headroom for Stage 1.

Protection on modern Hyundai N models is tough and requires Bench. The Hyundai community in Eastern Europe has a large pool of ready-made Stage files. Within Hyundai Motor Group, ECUs are partly shared, so Hyundai files often work on Kia. High-output Hyundais are the N-series and Santa Fe, with solid headroom for Stage 1.

Frequently asked questions

How much does the power of the Hyundai Elantra 1.6 T-GDI 204 hp increase after Stage 1?

Stage 1 for the Hyundai Elantra 1.6 T-GDI 204 hp adds +31 hp — power increases from 204 to 235 hp (+15%). Torque rises from 265 to 340 Nm (+75 Nm).

What does a Stage 1 remap of the Hyundai Elantra 1.6 T-GDI 204 hp include?

Stage 1 is a software optimization of the factory ECU firmware of the Hyundai Elantra with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +31 hp with no hardware changes.

Do you need hardware changes for Stage 1 on the Hyundai Elantra?

Stage 1 on the powerful Hyundai Elantra 1.6 T-GDI 204 hp “lifts” the factory limiters with no hardware changes. The gain is noticeable in the mid and upper range. There is headroom left for moving to Stage 2 (downpipe + intake + intercooler).

What is Stage 2 for the Hyundai Elantra 1.6 T-GDI 204 hp?

Stage 2 for the Hyundai Elantra 1.6 T-GDI 204 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Which control units is the Hyundai Elantra 1.6 T-GDI 204 hp built with?

The Hyundai Elantra 1.6 T-GDI 204 hp comes with 7 ECU variants: Kefico CPEGD2.20.1, Kefico CPEGD2.20.2, Kefico CPEGD2.20.3, Kefico CPEGD2.20.4, Kefico CPEGD2.20.x, Kefico CPEGP3.20.1, Bosch MED17.9.8. Calibration is done for the specific unit after the revision is identified.

Does the factory warranty of the Hyundai Elantra remain valid after Stage 1?

After remapping the Hyundai Elantra, 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 Hyundai Elantra?

Reading and writing via OBD takes 25-30 minutes on the Hyundai Elantra. 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 Hyundai Elantra?

Before Stage 1 the original of the Hyundai Elantra 1.6 T-GDI 204 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Hyundai Elantra 1.6 T-GDI 204 hp cost?

The remap price for the Hyundai Elantra 1.6 T-GDI 204 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno