Kia Stinger 3.3 T-GDI 370 hp — Stage 1 file (+30 hp)

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Chip tuning for Kia Stinger 3.3 T-GDI 370 hp ECU

Kia Stinger (2017) 3.3 T-GDI 370 hp — mass-market petrol engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). Stage 1 chip tuning raises power from 370 to 400 hp (+30 hp, +8%) and torque from 510 to 600 Nm (+90 Nm). ECU — Siemens/Continental SIM2K-260. Flashing method: OBD or Bench depending on the unit's protection. The 2017 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

GT is Kia's sporty trim package. Kia shares platforms and engines with Hyundai and Genesis. Kia is a Korean carmaker, part of the Hyundai Motor Group. Smartstream is Hyundai's modern engine range with an emphasis on economy. Hyundai's factory calibration is mainstream and leaves headroom for Stage 1. T-GDI is Hyundai's badge for its direct-injection turbo petrol engines.

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. On older-generation Hyundais, Stage 1 goes in over OBD without Bench. Top Hyundai N engines sit at the power ceiling of the Korean performance segment. The N-series confidently reaches Stage 2 with hardware.

Frequently asked questions

What power gain do you get after chip tuning the Kia Stinger 3.3 T-GDI 370 hp?

After Stage 1 the power of the Kia Stinger 3.3 T-GDI 370 hp rises from 370 to 400 hp, a gain of 30 hp (+8%). Torque rises from 510 to 600 Nm (+90 Nm).

How does Stage 1 differ from stock on the Kia Stinger?

Stage 1 chip tuning of the Kia Stinger is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +30 hp with no hardware changes.

What is the Stage 1 potential of the Kia Stinger 3.3 T-GDI 370 hp?

Stage 1 for the Kia Stinger 3.3 T-GDI 370 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.

How much does Stage 2 add on the Kia Stinger?

Stage 2 on the Kia Stinger 3.3 T-GDI 370 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Which ECU is fitted to the Kia Stinger 3.3 T-GDI 370 hp?

The Kia Stinger 3.3 T-GDI 370 hp ECU is the Siemens/Continental SIM2K-260. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the Kia Stinger warranty after chip tuning?

The factory warranty of the Kia Stinger does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.

How long does remapping the Kia Stinger take?

On the Kia Stinger 3.3 T-GDI 370 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.

Is the original file kept when chip tuning the Kia Stinger?

Yes, the original ECU firmware of the Kia Stinger 3.3 T-GDI 370 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.

What is the price of a Stage 1 remap for the Kia Stinger?

Stage 1 for the Kia Stinger 3.3 T-GDI 370 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.

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