Fiat 124 Spyder 1.4 Multi-Air 140 hp — Stage 1 file (+55 hp)

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Chip tuning for Fiat 124 Spyder 1.4 Multi-Air 140 hp ECU

Fiat 124 Spyder (2016) 1.4 Multi-Air 140 hp — mass-market petrol engine of the passenger segment of the Stellantis (бывш. FCA — Fiat Chrysler Automobiles) group (Италия, 1899). Stage 1 chip tuning raises power from 140 to 195 hp (+55 hp, +39%) and torque from 230 to 300 Nm (+70 Nm). This engine ships with different ECU variants: Marelli 8GMK, Marelli 8GMK.Fx, Marelli 8GML. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. TCU units on this engine: ZF 9HP48, ZF 9HP48-948TE — each is calibrated with a separate file (torque limiter, shift maps for Stage 1). In the CHIPOK database: 5 configurations · 5 ECU variants. A petrol engine built in 2016 — a Tricore platform without strong protection; OBD access works.

The Fiat community in Italy and Eastern Europe generates a large volume of chip tuning on compacts. Mid-generation petrol models use standard OBD flash. Fiat's petrol range consists of compact turbo and naturally aspirated engines for the urban segment. TwinAir is Fiat's signature designation for its two-cylinder turbo engines in the micro segment.

Within Stellantis, ECUs are standardised across platforms, so some files work on Fiat/Citroen/Peugeot. The Fiat community in Italy offers a large pool of ready-made Stage files for compacts and the Ducato. On mid-range Fiat petrol engines, Stage 1 delivers a noticeable gain. The Fiat community in Southern Europe has a large pool of ready-made Stage files. Mid-range Fiat engines are a high-volume chip tuning subject.

On mainstream Fiat models the TCU rarely needs calibration below Stage 1+. Fiat uses Aisin automatics and its own automated gearboxes. Dualogic is Fiat's badge for its automated gearbox.

Frequently asked questions

How much does the power of the Fiat 124 Spyder 1.4 Multi-Air 140 hp increase after Stage 1?

Stage 1 chip tuning on the Fiat 124 Spyder 1.4 Multi-Air 140 hp boosts engine output by 55 hp: from 140 to 195 hp. Torque rises from 230 to 300 Nm (+70 Nm).

What changes in the Fiat 124 Spyder ECU after Stage 1?

Stage 1 chip tuning of the Fiat 124 Spyder is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +55 hp with no hardware changes.

Can you do Stage 1 on the Fiat 124 Spyder 1.4 Multi-Air 140 hp?

Yes, Stage 1 for the Fiat 124 Spyder 1.4 Multi-Air 140 hp stays within the factory limits for boost pressure, knock and temperature. On a healthy engine with a serviced turbo and injectors there is no risk.

How much does Stage 2 add on the Fiat 124 Spyder?

Stage 2 for the Fiat 124 Spyder 1.4 Multi-Air 140 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 ECUs are found on the Fiat 124 Spyder 1.4 Multi-Air 140 hp?

The Fiat 124 Spyder 1.4 Multi-Air 140 hp was fitted with different ECUs depending on the year and trim: Marelli 8GMK, Marelli 8GMK.Fx, Marelli 8GML. The write method (OBD, Bench, Boot) is determined when the unit is read.

How many TCU units does the Fiat 124 Spyder 1.4 Multi-Air 140 hp have?

The Fiat 124 Spyder 1.4 Multi-Air 140 hp comes with 2 different automatic-transmission TCU units: ZF 9HP48, ZF 9HP48-948TE. Each is calibrated with a separate file — torque limit, shift maps and launch control rpm for Stage 1.

What happens to the Fiat 124 Spyder warranty after chip tuning?

The factory warranty of the Fiat 124 Spyder 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 Fiat 124 Spyder take?

On the Fiat 124 Spyder 1.4 Multi-Air 140 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 Fiat 124 Spyder?

Yes, the original ECU firmware of the Fiat 124 Spyder 1.4 Multi-Air 140 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 Fiat 124 Spyder?

Stage 1 for the Fiat 124 Spyder 1.4 Multi-Air 140 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno