Peugeot 508 1.6 THP 165 hp — Stage 1 file (+25 hp)

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Chip tuning for Peugeot 508 1.6 THP 165 hp ECU

Peugeot 508 (2014) 1.6 THP 165 hp — mass-market petrol engine of the passenger segment of the Stellantis group (Франция, 1810). Stage 1 chip tuning raises power from 165 to 190 hp (+25 hp, +15%) and torque from 260 to 300 Nm (+40 Nm). This engine ships with different ECU variants: Bosch MED17.4, Bosch MED17.4.2, Bosch MED17.4.4. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 3 configurations · 3 ECU variants. A petrol engine built in 2014 — a Tricore platform without strong protection; OBD access works.

The Peugeot range covers compacts, saloons, SUVs, crossovers and commercial vehicles. Peugeot is a French carmaker founded in 1810, the oldest automotive brand in France. Peugeot is part of the Stellantis group (formerly PSA). The Peugeot Sport GTi models are sporty variants powered by turbo engines. PureTech is Peugeot's signature designation for its petrol turbo engines. On Peugeot turbo petrol engines, Stage 1 delivers a noticeable gain.

Within Stellantis, ECUs are standardised, so Peugeot files often work on Citroen/Opel/DS. The Peugeot community in France offers a large pool of Stage files. On Peugeot petrol engines, Stage 1 delivers a noticeable gain. The French Citroen community has a large pool of ready-made Stage files. Mid-range Citroen engines are a mainstream chip tuning subject in Europe.

Frequently asked questions

How much does the power of the Peugeot 508 1.6 THP 165 hp increase after Stage 1?

Stage 1 chip tuning on the Peugeot 508 1.6 THP 165 hp boosts engine output by 25 hp: from 165 to 190 hp. Torque rises from 260 to 300 Nm (+40 Nm).

What changes in the Peugeot 508 ECU after Stage 1?

Stage 1 on the Peugeot 508 1.6 THP 165 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 +25 hp with no hardware changes.

Is a Stage 1 remap safe for the 1.6 THP 165 hp?

Stage 1 on the Peugeot 508 1.6 THP 165 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 Peugeot 508 1.6 THP 165 hp?

Stage 2 for the Peugeot 508 1.6 THP 165 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.

How many ECU variants does the Peugeot 508 1.6 THP 165 hp have?

The Peugeot 508 1.6 THP 165 hp has 3 ECU variants: Bosch MED17.4, Bosch MED17.4.2, Bosch MED17.4.4. Before flashing you need to read the specific unit — calibration is done for the exact hardware/software.

Does Stage 1 void the warranty on the Peugeot 508?

Stage 1 on the Peugeot 508 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 Peugeot 508 1.6 THP 165 hp done?

The full remap cycle for the Peugeot 508 — 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 Peugeot 508?

The original Peugeot 508 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 Peugeot 508 1.6 THP 165 hp?

The cost of Stage 1 for the Peugeot 508 1.6 THP 165 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