Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp — Stage 1 file (+35 hp)

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Chip tuning for Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp ECU

Citroen C3 Aircross (2021) 1.2 THP Puretech GPF 110 hp — mass-market petrol engine of the passenger segment of the Stellantis group (Франция, 1919). Stage 1 chip tuning raises power from 110 to 145 hp (+35 hp, +32%) and torque from 205 to 270 Nm (+65 Nm). ECU — Siemens/Continental VD56.1. Flashing method: OBD or Bench depending on the unit's protection. A modern petrol engine built in 2021 — a generation with encrypted ECU protection (Tricore TPROT); top engines require Bench.

Citroen is a French carmaker, founded in 1919 by Andre Citroen. Citroen has a history of innovation, from hydropneumatic suspension to front-wheel drive. Citroen shares platforms and engines with Peugeot, Opel/Vauxhall and DS within Stellantis. Citroen turbo petrol engines deliver a noticeable gain with Stage 1. The Citroen petrol range is shared with Peugeot and Opel within Stellantis. PureTech is Citroen's badge for its turbo petrol engines.

Modern Citroens use Tricore TPROT protection, so a Bench read is required. ECUs are standardised across Stellantis, so Citroen files often work on Peugeot/Opel/DS. The Citroen community in France and Western Europe has a large pool of Stage files. Mid-range Citroen engines are a mainstream chip tuning subject in Europe. The French Citroen community has a large pool of ready-made Stage files.

Frequently asked questions

How much horsepower does Stage 1 add for the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp?

The Stage 1 gain for the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp is 35 hp (+32%) over the stock 110 hp, for a total of 145 hp. Torque rises from 205 to 270 Nm (+65 Nm).

What is Stage 1 chip tuning for the Citroen C3 Aircross?

Stage 1 on the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +35 hp with no hardware changes.

Is a Stage 1 remap safe for the 1.2 THP Puretech GPF 110 hp?

Stage 1 on the Citroen C3 Aircross 1.2 THP Puretech GPF 110 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 Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp?

Stage 2 on the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What control unit does the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp run?

The control unit of the Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp is the Siemens/Continental VD56.1. Before flashing, the engineer identifies the exact revision and selects the write method.

Does Stage 1 void the warranty on the Citroen C3 Aircross?

Stage 1 on the Citroen C3 Aircross 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 Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp done?

The full remap cycle for the Citroen C3 Aircross — 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 Citroen C3 Aircross?

The original Citroen C3 Aircross 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 Citroen C3 Aircross 1.2 THP Puretech GPF 110 hp?

The cost of Stage 1 for the Citroen C3 Aircross 1.2 THP Puretech GPF 110 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