Hyundai i20 1.0 T-GDI 48v 120 hp — Stage 1 file

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Chip tuning for Hyundai i20 1.0 T-GDI 48v 120 hp ECU

Hyundai i20 (2020 - BC3/BI3) 1.0 T-GDI 48v 120 hp — mass-market petrol engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). A 2020 petrol engine — the latest era of encrypted firmware; OBD access is available on production units, Bench on sport models.

Hyundai is the core of the Hyundai Motor Group. Hyundai's factory calibration is mainstream and leaves headroom for Stage 1. Hyundai turbo petrol engines deliver a noticeable gain with Stage 1. Modern Hyundai N engines usually require Bench.

Within Hyundai Motor Group, ECUs are partly shared, so Hyundai files often work on Kia. The Hyundai community in Eastern Europe has a large pool of ready-made Stage files. Stage 1 on the Hyundai T-GDI delivers a noticeable gain. The Hyundai community has a large pool of ready-made Stage files for CRDi and T-GDI engines. Mid-range Hyundai engines are a mainstream chip tuning subject in Eastern Europe.

Frequently asked questions

What changes in the Hyundai i20 ECU after Stage 1?

Stage 1 on the Hyundai i20 1.0 T-GDI 48v 120 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved.

Is a Stage 1 remap safe for the 1.0 T-GDI 48v 120 hp?

Stage 1 on the Hyundai i20 1.0 T-GDI 48v 120 hp is developed while keeping the factory AFR, knock control and temperature limits. Engine life is preserved provided regular maintenance is carried out.

How does Stage 2 differ from Stage 1 on the Hyundai i20 1.0 T-GDI 48v 120 hp?

Stage 2 for the Hyundai i20 1.0 T-GDI 48v 120 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.

Does Stage 1 void the warranty on the Hyundai i20?

Stage 1 on the Hyundai i20 voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.

How quickly is chip tuning of the Hyundai i20 1.0 T-GDI 48v 120 hp done?

The full remap cycle for the Hyundai i20 — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.

Can you return to stock after Stage 1 on the Hyundai i20?

The original Hyundai i20 ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.

How much does Stage 1 cost for the Hyundai i20 1.0 T-GDI 48v 120 hp?

The cost of Stage 1 for the Hyundai i20 1.0 T-GDI 48v 120 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.

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